./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-4.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_43f41aa6-139c-44f8-93af-3761b8f85704/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43f41aa6-139c-44f8-93af-3761b8f85704/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_43f41aa6-139c-44f8-93af-3761b8f85704/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43f41aa6-139c-44f8-93af-3761b8f85704/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-4.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43f41aa6-139c-44f8-93af-3761b8f85704/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_43f41aa6-139c-44f8-93af-3761b8f85704/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 3ad0527d8972158d721d810d47d1a1d5d2a58507963c43f16ffd283735cf830c --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-27 23:38:28,452 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-27 23:38:28,555 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43f41aa6-139c-44f8-93af-3761b8f85704/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-27 23:38:28,562 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-27 23:38:28,562 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-27 23:38:28,608 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-27 23:38:28,609 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-27 23:38:28,610 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-27 23:38:28,610 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-27 23:38:28,611 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-27 23:38:28,612 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-27 23:38:28,613 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-27 23:38:28,613 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-27 23:38:28,613 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-27 23:38:28,614 INFO L153 SettingsManager]: * Use SBE=true [2024-11-27 23:38:28,614 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-27 23:38:28,614 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-27 23:38:28,614 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-27 23:38:28,615 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-27 23:38:28,615 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-27 23:38:28,615 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-27 23:38:28,616 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-27 23:38:28,616 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-27 23:38:28,616 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-27 23:38:28,616 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-27 23:38:28,616 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-27 23:38:28,616 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-27 23:38:28,617 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-27 23:38:28,617 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-27 23:38:28,617 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-27 23:38:28,617 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-27 23:38:28,617 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-27 23:38:28,617 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 23:38:28,617 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-27 23:38:28,618 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-27 23:38:28,618 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-27 23:38:28,618 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-27 23:38:28,618 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 23:38:28,618 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-27 23:38:28,619 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-27 23:38:28,620 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-27 23:38:28,620 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-27 23:38:28,620 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-27 23:38:28,620 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-27 23:38:28,621 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-27 23:38:28,621 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-27 23:38:28,621 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-27 23:38:28,621 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-27 23:38:28,621 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_43f41aa6-139c-44f8-93af-3761b8f85704/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 -> 3ad0527d8972158d721d810d47d1a1d5d2a58507963c43f16ffd283735cf830c [2024-11-27 23:38:29,015 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-27 23:38:29,025 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-27 23:38:29,028 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-27 23:38:29,030 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-27 23:38:29,030 INFO L274 PluginConnector]: CDTParser initialized [2024-11-27 23:38:29,032 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43f41aa6-139c-44f8-93af-3761b8f85704/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-4.i [2024-11-27 23:38:32,433 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43f41aa6-139c-44f8-93af-3761b8f85704/bin/uautomizer-verify-aQ6SnzHsRB/data/44c05ea0c/c6f77f33d6f4479c955f936df2d73616/FLAGd7cdd92d6 [2024-11-27 23:38:32,828 INFO L384 CDTParser]: Found 1 translation units. [2024-11-27 23:38:32,829 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43f41aa6-139c-44f8-93af-3761b8f85704/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-4.i [2024-11-27 23:38:32,843 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43f41aa6-139c-44f8-93af-3761b8f85704/bin/uautomizer-verify-aQ6SnzHsRB/data/44c05ea0c/c6f77f33d6f4479c955f936df2d73616/FLAGd7cdd92d6 [2024-11-27 23:38:32,857 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43f41aa6-139c-44f8-93af-3761b8f85704/bin/uautomizer-verify-aQ6SnzHsRB/data/44c05ea0c/c6f77f33d6f4479c955f936df2d73616 [2024-11-27 23:38:32,859 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-27 23:38:32,860 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-27 23:38:32,862 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-27 23:38:32,862 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-27 23:38:32,866 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-27 23:38:32,867 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:38:32" (1/1) ... [2024-11-27 23:38:32,868 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ed01837 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:38:32, skipping insertion in model container [2024-11-27 23:38:32,868 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:38:32" (1/1) ... [2024-11-27 23:38:32,905 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-27 23:38:33,096 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_43f41aa6-139c-44f8-93af-3761b8f85704/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-4.i[918,931] [2024-11-27 23:38:33,252 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-27 23:38:33,280 INFO L200 MainTranslator]: Completed pre-run [2024-11-27 23:38:33,298 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_43f41aa6-139c-44f8-93af-3761b8f85704/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-4.i[918,931] [2024-11-27 23:38:33,382 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-27 23:38:33,413 INFO L204 MainTranslator]: Completed translation [2024-11-27 23:38:33,414 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:38:33 WrapperNode [2024-11-27 23:38:33,416 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-27 23:38:33,417 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-27 23:38:33,418 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-27 23:38:33,418 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-27 23:38:33,429 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:38:33" (1/1) ... [2024-11-27 23:38:33,448 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:38:33" (1/1) ... [2024-11-27 23:38:33,494 INFO L138 Inliner]: procedures = 26, calls = 46, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 227 [2024-11-27 23:38:33,494 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-27 23:38:33,495 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-27 23:38:33,495 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-27 23:38:33,495 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-27 23:38:33,511 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:38:33" (1/1) ... [2024-11-27 23:38:33,511 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:38:33" (1/1) ... [2024-11-27 23:38:33,518 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:38:33" (1/1) ... [2024-11-27 23:38:33,554 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-27 23:38:33,557 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:38:33" (1/1) ... [2024-11-27 23:38:33,557 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:38:33" (1/1) ... [2024-11-27 23:38:33,569 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:38:33" (1/1) ... [2024-11-27 23:38:33,571 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:38:33" (1/1) ... [2024-11-27 23:38:33,576 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:38:33" (1/1) ... [2024-11-27 23:38:33,585 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:38:33" (1/1) ... [2024-11-27 23:38:33,587 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:38:33" (1/1) ... [2024-11-27 23:38:33,596 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-27 23:38:33,601 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-27 23:38:33,601 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-27 23:38:33,601 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-27 23:38:33,602 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:38:33" (1/1) ... [2024-11-27 23:38:33,612 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 23:38:33,633 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43f41aa6-139c-44f8-93af-3761b8f85704/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 23:38:33,650 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43f41aa6-139c-44f8-93af-3761b8f85704/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-27 23:38:33,659 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43f41aa6-139c-44f8-93af-3761b8f85704/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-27 23:38:33,693 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-27 23:38:33,693 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-27 23:38:33,694 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-27 23:38:33,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-27 23:38:33,694 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-27 23:38:33,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-27 23:38:33,815 INFO L234 CfgBuilder]: Building ICFG [2024-11-27 23:38:33,818 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-27 23:38:34,591 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-27 23:38:34,591 INFO L283 CfgBuilder]: Performing block encoding [2024-11-27 23:38:34,611 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-27 23:38:34,611 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-27 23:38:34,612 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 11:38:34 BoogieIcfgContainer [2024-11-27 23:38:34,612 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-27 23:38:34,615 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-27 23:38:34,615 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-27 23:38:34,620 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-27 23:38:34,621 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.11 11:38:32" (1/3) ... [2024-11-27 23:38:34,621 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2debf62d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.11 11:38:34, skipping insertion in model container [2024-11-27 23:38:34,622 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:38:33" (2/3) ... [2024-11-27 23:38:34,622 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2debf62d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.11 11:38:34, skipping insertion in model container [2024-11-27 23:38:34,622 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 11:38:34" (3/3) ... [2024-11-27 23:38:34,624 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-ci_file-4.i [2024-11-27 23:38:34,642 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-27 23:38:34,645 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodestructure_filler-pr-ci_file-4.i that has 2 procedures, 101 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-27 23:38:34,757 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-27 23:38:34,770 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;@274e1dfb, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-27 23:38:34,771 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-27 23:38:34,776 INFO L276 IsEmpty]: Start isEmpty. Operand has 101 states, 65 states have (on average 1.4615384615384615) internal successors, (95), 66 states have internal predecessors, (95), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2024-11-27 23:38:34,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2024-11-27 23:38:34,793 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:38:34,794 INFO L218 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 23:38:34,795 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 23:38:34,801 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:38:34,801 INFO L85 PathProgramCache]: Analyzing trace with hash 1650776491, now seen corresponding path program 1 times [2024-11-27 23:38:34,811 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 23:38:34,811 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [950471430] [2024-11-27 23:38:34,812 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:38:34,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 23:38:35,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:38:35,433 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 2048 trivial. 0 not checked. [2024-11-27 23:38:35,434 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 23:38:35,434 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [950471430] [2024-11-27 23:38:35,435 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [950471430] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-27 23:38:35,435 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [528080631] [2024-11-27 23:38:35,436 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:38:35,436 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-27 23:38:35,436 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43f41aa6-139c-44f8-93af-3761b8f85704/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 23:38:35,440 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43f41aa6-139c-44f8-93af-3761b8f85704/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-27 23:38:35,443 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43f41aa6-139c-44f8-93af-3761b8f85704/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-27 23:38:35,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:38:35,809 INFO L256 TraceCheckSpWp]: Trace formula consists of 495 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-27 23:38:35,821 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 23:38:35,868 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 2048 trivial. 0 not checked. [2024-11-27 23:38:35,868 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-27 23:38:35,868 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [528080631] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 23:38:35,868 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-27 23:38:35,869 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-27 23:38:35,871 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [94709773] [2024-11-27 23:38:35,872 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 23:38:35,878 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-27 23:38:35,878 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 23:38:35,902 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-27 23:38:35,903 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-27 23:38:35,906 INFO L87 Difference]: Start difference. First operand has 101 states, 65 states have (on average 1.4615384615384615) internal successors, (95), 66 states have internal predecessors, (95), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) Second operand has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (33), 2 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 2 states have call successors, (33) [2024-11-27 23:38:35,949 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 23:38:35,949 INFO L93 Difference]: Finished difference Result 195 states and 349 transitions. [2024-11-27 23:38:35,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-27 23:38:35,952 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (33), 2 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 2 states have call successors, (33) Word has length 210 [2024-11-27 23:38:35,952 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 23:38:35,961 INFO L225 Difference]: With dead ends: 195 [2024-11-27 23:38:35,962 INFO L226 Difference]: Without dead ends: 97 [2024-11-27 23:38:35,966 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 211 GetRequests, 211 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-27 23:38:35,970 INFO L435 NwaCegarLoop]: 153 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, 153 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-27 23:38:35,971 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 153 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-27 23:38:35,990 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 97 states. [2024-11-27 23:38:36,024 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 97 to 97. [2024-11-27 23:38:36,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 97 states, 62 states have (on average 1.403225806451613) internal successors, (87), 62 states have internal predecessors, (87), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2024-11-27 23:38:36,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 153 transitions. [2024-11-27 23:38:36,036 INFO L78 Accepts]: Start accepts. Automaton has 97 states and 153 transitions. Word has length 210 [2024-11-27 23:38:36,036 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 23:38:36,036 INFO L471 AbstractCegarLoop]: Abstraction has 97 states and 153 transitions. [2024-11-27 23:38:36,037 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (33), 2 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 2 states have call successors, (33) [2024-11-27 23:38:36,037 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 153 transitions. [2024-11-27 23:38:36,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2024-11-27 23:38:36,044 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:38:36,044 INFO L218 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 23:38:36,057 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43f41aa6-139c-44f8-93af-3761b8f85704/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-27 23:38:36,245 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43f41aa6-139c-44f8-93af-3761b8f85704/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-27 23:38:36,246 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 23:38:36,247 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:38:36,247 INFO L85 PathProgramCache]: Analyzing trace with hash 608248151, now seen corresponding path program 1 times [2024-11-27 23:38:36,248 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 23:38:36,248 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1545968934] [2024-11-27 23:38:36,248 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:38:36,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 23:38:36,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:38:37,201 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2024-11-27 23:38:37,202 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 23:38:37,202 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1545968934] [2024-11-27 23:38:37,202 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1545968934] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 23:38:37,202 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 23:38:37,202 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-27 23:38:37,203 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [414681935] [2024-11-27 23:38:37,203 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 23:38:37,204 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-27 23:38:37,204 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 23:38:37,207 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-27 23:38:37,207 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-27 23:38:37,208 INFO L87 Difference]: Start difference. First operand 97 states and 153 transitions. Second operand has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2024-11-27 23:38:37,462 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 23:38:37,462 INFO L93 Difference]: Finished difference Result 285 states and 453 transitions. [2024-11-27 23:38:37,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-27 23:38:37,465 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) Word has length 211 [2024-11-27 23:38:37,466 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 23:38:37,473 INFO L225 Difference]: With dead ends: 285 [2024-11-27 23:38:37,474 INFO L226 Difference]: Without dead ends: 191 [2024-11-27 23:38:37,475 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-27 23:38:37,476 INFO L435 NwaCegarLoop]: 172 mSDtfsCounter, 92 mSDsluCounter, 130 mSDsCounter, 0 mSdLazyCounter, 37 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 92 SdHoareTripleChecker+Valid, 302 SdHoareTripleChecker+Invalid, 38 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 37 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-27 23:38:37,477 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [92 Valid, 302 Invalid, 38 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 37 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-27 23:38:37,480 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 191 states. [2024-11-27 23:38:37,538 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 191 to 189. [2024-11-27 23:38:37,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 189 states, 120 states have (on average 1.4) internal successors, (168), 120 states have internal predecessors, (168), 66 states have call successors, (66), 2 states have call predecessors, (66), 2 states have return successors, (66), 66 states have call predecessors, (66), 66 states have call successors, (66) [2024-11-27 23:38:37,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 189 states and 300 transitions. [2024-11-27 23:38:37,544 INFO L78 Accepts]: Start accepts. Automaton has 189 states and 300 transitions. Word has length 211 [2024-11-27 23:38:37,545 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 23:38:37,546 INFO L471 AbstractCegarLoop]: Abstraction has 189 states and 300 transitions. [2024-11-27 23:38:37,546 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2024-11-27 23:38:37,546 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 300 transitions. [2024-11-27 23:38:37,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2024-11-27 23:38:37,552 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:38:37,552 INFO L218 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 23:38:37,552 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-27 23:38:37,553 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 23:38:37,553 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:38:37,554 INFO L85 PathProgramCache]: Analyzing trace with hash 1889672354, now seen corresponding path program 1 times [2024-11-27 23:38:37,554 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 23:38:37,554 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [869242707] [2024-11-27 23:38:37,554 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:38:37,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 23:38:37,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:38:39,333 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2024-11-27 23:38:39,335 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 23:38:39,335 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [869242707] [2024-11-27 23:38:39,335 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [869242707] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 23:38:39,335 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 23:38:39,336 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-27 23:38:39,336 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1432843343] [2024-11-27 23:38:39,336 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 23:38:39,337 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-27 23:38:39,337 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 23:38:39,340 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-27 23:38:39,341 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-27 23:38:39,341 INFO L87 Difference]: Start difference. First operand 189 states and 300 transitions. Second operand has 5 states, 5 states have (on average 10.0) internal successors, (50), 5 states have internal predecessors, (50), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2024-11-27 23:38:39,544 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 23:38:39,544 INFO L93 Difference]: Finished difference Result 443 states and 695 transitions. [2024-11-27 23:38:39,544 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-27 23:38:39,545 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.0) internal successors, (50), 5 states have internal predecessors, (50), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) Word has length 212 [2024-11-27 23:38:39,546 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 23:38:39,549 INFO L225 Difference]: With dead ends: 443 [2024-11-27 23:38:39,549 INFO L226 Difference]: Without dead ends: 257 [2024-11-27 23:38:39,551 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-27 23:38:39,552 INFO L435 NwaCegarLoop]: 147 mSDtfsCounter, 42 mSDsluCounter, 297 mSDsCounter, 0 mSdLazyCounter, 60 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 42 SdHoareTripleChecker+Valid, 444 SdHoareTripleChecker+Invalid, 63 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 60 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-27 23:38:39,552 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [42 Valid, 444 Invalid, 63 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 60 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-27 23:38:39,553 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 257 states. [2024-11-27 23:38:39,604 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 257 to 213. [2024-11-27 23:38:39,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 213 states, 144 states have (on average 1.4166666666666667) internal successors, (204), 144 states have internal predecessors, (204), 66 states have call successors, (66), 2 states have call predecessors, (66), 2 states have return successors, (66), 66 states have call predecessors, (66), 66 states have call successors, (66) [2024-11-27 23:38:39,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 213 states and 336 transitions. [2024-11-27 23:38:39,611 INFO L78 Accepts]: Start accepts. Automaton has 213 states and 336 transitions. Word has length 212 [2024-11-27 23:38:39,614 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 23:38:39,614 INFO L471 AbstractCegarLoop]: Abstraction has 213 states and 336 transitions. [2024-11-27 23:38:39,615 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.0) internal successors, (50), 5 states have internal predecessors, (50), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2024-11-27 23:38:39,615 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 336 transitions. [2024-11-27 23:38:39,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2024-11-27 23:38:39,625 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:38:39,625 INFO L218 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 23:38:39,625 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-27 23:38:39,626 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 23:38:39,626 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:38:39,627 INFO L85 PathProgramCache]: Analyzing trace with hash -630287580, now seen corresponding path program 1 times [2024-11-27 23:38:39,627 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 23:38:39,627 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1562580083] [2024-11-27 23:38:39,627 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:38:39,627 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 23:38:39,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:38:52,986 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2024-11-27 23:38:52,986 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 23:38:52,986 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1562580083] [2024-11-27 23:38:52,987 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1562580083] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 23:38:52,987 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 23:38:52,987 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-27 23:38:52,987 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [241216781] [2024-11-27 23:38:52,987 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 23:38:52,988 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-27 23:38:52,988 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 23:38:52,989 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-27 23:38:52,990 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2024-11-27 23:38:52,990 INFO L87 Difference]: Start difference. First operand 213 states and 336 transitions. Second operand has 11 states, 11 states have (on average 4.545454545454546) internal successors, (50), 11 states have internal predecessors, (50), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2024-11-27 23:38:57,246 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 23:38:57,246 INFO L93 Difference]: Finished difference Result 810 states and 1262 transitions. [2024-11-27 23:38:57,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-27 23:38:57,247 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 4.545454545454546) internal successors, (50), 11 states have internal predecessors, (50), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) Word has length 212 [2024-11-27 23:38:57,248 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 23:38:57,252 INFO L225 Difference]: With dead ends: 810 [2024-11-27 23:38:57,253 INFO L226 Difference]: Without dead ends: 600 [2024-11-27 23:38:57,254 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 3.2s TimeCoverageRelationStatistics Valid=105, Invalid=201, Unknown=0, NotChecked=0, Total=306 [2024-11-27 23:38:57,255 INFO L435 NwaCegarLoop]: 128 mSDtfsCounter, 395 mSDsluCounter, 583 mSDsCounter, 0 mSdLazyCounter, 608 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 395 SdHoareTripleChecker+Valid, 711 SdHoareTripleChecker+Invalid, 616 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 608 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2024-11-27 23:38:57,255 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [395 Valid, 711 Invalid, 616 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 608 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2024-11-27 23:38:57,257 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 600 states. [2024-11-27 23:38:57,375 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 600 to 535. [2024-11-27 23:38:57,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 535 states, 392 states have (on average 1.4260204081632653) internal successors, (559), 394 states have internal predecessors, (559), 136 states have call successors, (136), 6 states have call predecessors, (136), 6 states have return successors, (136), 134 states have call predecessors, (136), 136 states have call successors, (136) [2024-11-27 23:38:57,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 535 states and 831 transitions. [2024-11-27 23:38:57,384 INFO L78 Accepts]: Start accepts. Automaton has 535 states and 831 transitions. Word has length 212 [2024-11-27 23:38:57,385 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 23:38:57,386 INFO L471 AbstractCegarLoop]: Abstraction has 535 states and 831 transitions. [2024-11-27 23:38:57,386 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 4.545454545454546) internal successors, (50), 11 states have internal predecessors, (50), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2024-11-27 23:38:57,386 INFO L276 IsEmpty]: Start isEmpty. Operand 535 states and 831 transitions. [2024-11-27 23:38:57,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2024-11-27 23:38:57,390 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:38:57,390 INFO L218 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 23:38:57,390 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-27 23:38:57,391 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 23:38:57,391 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:38:57,392 INFO L85 PathProgramCache]: Analyzing trace with hash -1331352158, now seen corresponding path program 1 times [2024-11-27 23:38:57,392 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 23:38:57,392 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1054100330] [2024-11-27 23:38:57,392 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:38:57,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 23:38:57,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:39:04,886 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2024-11-27 23:39:04,887 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 23:39:04,887 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1054100330] [2024-11-27 23:39:04,887 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1054100330] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 23:39:04,887 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 23:39:04,887 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-27 23:39:04,887 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [673097648] [2024-11-27 23:39:04,888 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 23:39:04,888 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-27 23:39:04,888 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 23:39:04,889 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-27 23:39:04,889 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2024-11-27 23:39:04,889 INFO L87 Difference]: Start difference. First operand 535 states and 831 transitions. Second operand has 11 states, 11 states have (on average 4.545454545454546) internal successors, (50), 11 states have internal predecessors, (50), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2024-11-27 23:39:07,410 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 23:39:07,410 INFO L93 Difference]: Finished difference Result 1403 states and 2164 transitions. [2024-11-27 23:39:07,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-27 23:39:07,411 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 4.545454545454546) internal successors, (50), 11 states have internal predecessors, (50), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) Word has length 212 [2024-11-27 23:39:07,412 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 23:39:07,423 INFO L225 Difference]: With dead ends: 1403 [2024-11-27 23:39:07,425 INFO L226 Difference]: Without dead ends: 871 [2024-11-27 23:39:07,428 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=92, Invalid=250, Unknown=0, NotChecked=0, Total=342 [2024-11-27 23:39:07,431 INFO L435 NwaCegarLoop]: 130 mSDtfsCounter, 414 mSDsluCounter, 703 mSDsCounter, 0 mSdLazyCounter, 553 mSolverCounterSat, 108 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 414 SdHoareTripleChecker+Valid, 833 SdHoareTripleChecker+Invalid, 661 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 108 IncrementalHoareTripleChecker+Valid, 553 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2024-11-27 23:39:07,432 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [414 Valid, 833 Invalid, 661 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [108 Valid, 553 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2024-11-27 23:39:07,437 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 871 states. [2024-11-27 23:39:07,556 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 871 to 659. [2024-11-27 23:39:07,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 659 states, 481 states have (on average 1.4261954261954262) internal successors, (686), 483 states have internal predecessors, (686), 169 states have call successors, (169), 8 states have call predecessors, (169), 8 states have return successors, (169), 167 states have call predecessors, (169), 169 states have call successors, (169) [2024-11-27 23:39:07,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 659 states to 659 states and 1024 transitions. [2024-11-27 23:39:07,565 INFO L78 Accepts]: Start accepts. Automaton has 659 states and 1024 transitions. Word has length 212 [2024-11-27 23:39:07,566 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 23:39:07,566 INFO L471 AbstractCegarLoop]: Abstraction has 659 states and 1024 transitions. [2024-11-27 23:39:07,566 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 4.545454545454546) internal successors, (50), 11 states have internal predecessors, (50), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2024-11-27 23:39:07,566 INFO L276 IsEmpty]: Start isEmpty. Operand 659 states and 1024 transitions. [2024-11-27 23:39:07,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2024-11-27 23:39:07,571 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:39:07,571 INFO L218 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 23:39:07,571 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-27 23:39:07,572 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 23:39:07,572 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:39:07,573 INFO L85 PathProgramCache]: Analyzing trace with hash 969470432, now seen corresponding path program 1 times [2024-11-27 23:39:07,573 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 23:39:07,576 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [12724265] [2024-11-27 23:39:07,576 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:39:07,576 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 23:39:07,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:39:07,995 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2024-11-27 23:39:07,995 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 23:39:07,995 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [12724265] [2024-11-27 23:39:07,995 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [12724265] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 23:39:07,996 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 23:39:07,996 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-27 23:39:07,997 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [527611448] [2024-11-27 23:39:08,000 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 23:39:08,001 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-27 23:39:08,001 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 23:39:08,002 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-27 23:39:08,002 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-27 23:39:08,002 INFO L87 Difference]: Start difference. First operand 659 states and 1024 transitions. Second operand has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2024-11-27 23:39:08,180 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 23:39:08,180 INFO L93 Difference]: Finished difference Result 1174 states and 1828 transitions. [2024-11-27 23:39:08,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-27 23:39:08,181 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) Word has length 212 [2024-11-27 23:39:08,182 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 23:39:08,188 INFO L225 Difference]: With dead ends: 1174 [2024-11-27 23:39:08,189 INFO L226 Difference]: Without dead ends: 642 [2024-11-27 23:39:08,191 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-27 23:39:08,193 INFO L435 NwaCegarLoop]: 168 mSDtfsCounter, 81 mSDsluCounter, 124 mSDsCounter, 0 mSdLazyCounter, 46 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 81 SdHoareTripleChecker+Valid, 292 SdHoareTripleChecker+Invalid, 46 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 46 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-27 23:39:08,193 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [81 Valid, 292 Invalid, 46 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 46 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-27 23:39:08,195 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 642 states. [2024-11-27 23:39:08,291 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 642 to 640. [2024-11-27 23:39:08,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 640 states, 462 states have (on average 1.422077922077922) internal successors, (657), 464 states have internal predecessors, (657), 169 states have call successors, (169), 8 states have call predecessors, (169), 8 states have return successors, (169), 167 states have call predecessors, (169), 169 states have call successors, (169) [2024-11-27 23:39:08,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 640 states to 640 states and 995 transitions. [2024-11-27 23:39:08,305 INFO L78 Accepts]: Start accepts. Automaton has 640 states and 995 transitions. Word has length 212 [2024-11-27 23:39:08,306 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 23:39:08,306 INFO L471 AbstractCegarLoop]: Abstraction has 640 states and 995 transitions. [2024-11-27 23:39:08,309 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2024-11-27 23:39:08,309 INFO L276 IsEmpty]: Start isEmpty. Operand 640 states and 995 transitions. [2024-11-27 23:39:08,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2024-11-27 23:39:08,314 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:39:08,315 INFO L218 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 23:39:08,315 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-27 23:39:08,315 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 23:39:08,315 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:39:08,316 INFO L85 PathProgramCache]: Analyzing trace with hash -2015219334, now seen corresponding path program 1 times [2024-11-27 23:39:08,316 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 23:39:08,316 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [376522984] [2024-11-27 23:39:08,316 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:39:08,316 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 23:39:08,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:39:08,795 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 9 proven. 87 refuted. 0 times theorem prover too weak. 2016 trivial. 0 not checked. [2024-11-27 23:39:08,795 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 23:39:08,796 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [376522984] [2024-11-27 23:39:08,796 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [376522984] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-27 23:39:08,796 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [883148429] [2024-11-27 23:39:08,796 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:39:08,796 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-27 23:39:08,796 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43f41aa6-139c-44f8-93af-3761b8f85704/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 23:39:08,799 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43f41aa6-139c-44f8-93af-3761b8f85704/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-27 23:39:08,803 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43f41aa6-139c-44f8-93af-3761b8f85704/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-27 23:39:08,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:39:08,998 INFO L256 TraceCheckSpWp]: Trace formula consists of 499 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-27 23:39:09,014 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 23:39:09,549 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 386 proven. 87 refuted. 0 times theorem prover too weak. 1639 trivial. 0 not checked. [2024-11-27 23:39:09,549 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-27 23:39:09,980 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 9 proven. 87 refuted. 0 times theorem prover too weak. 2016 trivial. 0 not checked. [2024-11-27 23:39:09,982 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [883148429] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-27 23:39:09,982 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-27 23:39:09,983 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 7 [2024-11-27 23:39:09,983 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1114035219] [2024-11-27 23:39:09,983 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-27 23:39:09,984 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-27 23:39:09,984 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 23:39:09,985 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-27 23:39:09,987 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-27 23:39:09,987 INFO L87 Difference]: Start difference. First operand 640 states and 995 transitions. Second operand has 7 states, 7 states have (on average 8.571428571428571) internal successors, (60), 7 states have internal predecessors, (60), 2 states have call successors, (62), 2 states have call predecessors, (62), 4 states have return successors, (63), 2 states have call predecessors, (63), 2 states have call successors, (63) [2024-11-27 23:39:10,352 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 23:39:10,353 INFO L93 Difference]: Finished difference Result 885 states and 1347 transitions. [2024-11-27 23:39:10,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-27 23:39:10,355 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.571428571428571) internal successors, (60), 7 states have internal predecessors, (60), 2 states have call successors, (62), 2 states have call predecessors, (62), 4 states have return successors, (63), 2 states have call predecessors, (63), 2 states have call successors, (63) Word has length 213 [2024-11-27 23:39:10,355 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 23:39:10,359 INFO L225 Difference]: With dead ends: 885 [2024-11-27 23:39:10,359 INFO L226 Difference]: Without dead ends: 335 [2024-11-27 23:39:10,361 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 433 GetRequests, 423 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2024-11-27 23:39:10,362 INFO L435 NwaCegarLoop]: 107 mSDtfsCounter, 122 mSDsluCounter, 149 mSDsCounter, 0 mSdLazyCounter, 185 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 124 SdHoareTripleChecker+Valid, 256 SdHoareTripleChecker+Invalid, 195 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 185 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-27 23:39:10,365 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [124 Valid, 256 Invalid, 195 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 185 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-27 23:39:10,366 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 335 states. [2024-11-27 23:39:10,421 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 335 to 317. [2024-11-27 23:39:10,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 317 states, 208 states have (on average 1.2932692307692308) internal successors, (269), 208 states have internal predecessors, (269), 99 states have call successors, (99), 9 states have call predecessors, (99), 9 states have return successors, (99), 99 states have call predecessors, (99), 99 states have call successors, (99) [2024-11-27 23:39:10,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 317 states and 467 transitions. [2024-11-27 23:39:10,430 INFO L78 Accepts]: Start accepts. Automaton has 317 states and 467 transitions. Word has length 213 [2024-11-27 23:39:10,431 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 23:39:10,431 INFO L471 AbstractCegarLoop]: Abstraction has 317 states and 467 transitions. [2024-11-27 23:39:10,432 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.571428571428571) internal successors, (60), 7 states have internal predecessors, (60), 2 states have call successors, (62), 2 states have call predecessors, (62), 4 states have return successors, (63), 2 states have call predecessors, (63), 2 states have call successors, (63) [2024-11-27 23:39:10,432 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 467 transitions. [2024-11-27 23:39:10,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2024-11-27 23:39:10,438 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:39:10,439 INFO L218 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 23:39:10,451 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43f41aa6-139c-44f8-93af-3761b8f85704/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-11-27 23:39:10,639 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43f41aa6-139c-44f8-93af-3761b8f85704/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-27 23:39:10,640 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 23:39:10,640 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:39:10,640 INFO L85 PathProgramCache]: Analyzing trace with hash 1605088391, now seen corresponding path program 1 times [2024-11-27 23:39:10,641 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 23:39:10,641 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1045140638] [2024-11-27 23:39:10,641 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:39:10,641 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 23:39:10,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:39:11,284 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 3 proven. 93 refuted. 0 times theorem prover too weak. 2016 trivial. 0 not checked. [2024-11-27 23:39:11,286 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 23:39:11,286 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1045140638] [2024-11-27 23:39:11,287 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1045140638] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-27 23:39:11,287 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1544759706] [2024-11-27 23:39:11,287 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:39:11,287 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-27 23:39:11,287 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43f41aa6-139c-44f8-93af-3761b8f85704/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 23:39:11,289 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43f41aa6-139c-44f8-93af-3761b8f85704/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-27 23:39:11,294 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43f41aa6-139c-44f8-93af-3761b8f85704/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-27 23:39:11,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:39:11,511 INFO L256 TraceCheckSpWp]: Trace formula consists of 499 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-27 23:39:11,518 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 23:39:12,140 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 158 proven. 93 refuted. 0 times theorem prover too weak. 1861 trivial. 0 not checked. [2024-11-27 23:39:12,141 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-27 23:39:12,624 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 3 proven. 93 refuted. 0 times theorem prover too weak. 2016 trivial. 0 not checked. [2024-11-27 23:39:12,624 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1544759706] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-27 23:39:12,624 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-27 23:39:12,624 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 11 [2024-11-27 23:39:12,625 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [918591695] [2024-11-27 23:39:12,625 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-27 23:39:12,626 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-27 23:39:12,626 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 23:39:12,627 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-27 23:39:12,627 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2024-11-27 23:39:12,627 INFO L87 Difference]: Start difference. First operand 317 states and 467 transitions. Second operand has 11 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 2 states have call successors, (64), 2 states have call predecessors, (64), 4 states have return successors, (65), 2 states have call predecessors, (65), 2 states have call successors, (65) [2024-11-27 23:39:13,538 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 23:39:13,538 INFO L93 Difference]: Finished difference Result 773 states and 1124 transitions. [2024-11-27 23:39:13,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-11-27 23:39:13,539 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 2 states have call successors, (64), 2 states have call predecessors, (64), 4 states have return successors, (65), 2 states have call predecessors, (65), 2 states have call successors, (65) Word has length 213 [2024-11-27 23:39:13,540 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 23:39:13,545 INFO L225 Difference]: With dead ends: 773 [2024-11-27 23:39:13,545 INFO L226 Difference]: Without dead ends: 550 [2024-11-27 23:39:13,547 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 443 GetRequests, 421 SyntacticMatches, 2 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 67 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=129, Invalid=333, Unknown=0, NotChecked=0, Total=462 [2024-11-27 23:39:13,547 INFO L435 NwaCegarLoop]: 184 mSDtfsCounter, 244 mSDsluCounter, 515 mSDsCounter, 0 mSdLazyCounter, 520 mSolverCounterSat, 77 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 277 SdHoareTripleChecker+Valid, 699 SdHoareTripleChecker+Invalid, 597 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 77 IncrementalHoareTripleChecker+Valid, 520 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-27 23:39:13,548 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [277 Valid, 699 Invalid, 597 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [77 Valid, 520 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-27 23:39:13,549 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 550 states. [2024-11-27 23:39:13,657 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 550 to 508. [2024-11-27 23:39:13,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 508 states, 327 states have (on average 1.269113149847095) internal successors, (415), 327 states have internal predecessors, (415), 165 states have call successors, (165), 15 states have call predecessors, (165), 15 states have return successors, (165), 165 states have call predecessors, (165), 165 states have call successors, (165) [2024-11-27 23:39:13,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 508 states and 745 transitions. [2024-11-27 23:39:13,665 INFO L78 Accepts]: Start accepts. Automaton has 508 states and 745 transitions. Word has length 213 [2024-11-27 23:39:13,665 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 23:39:13,665 INFO L471 AbstractCegarLoop]: Abstraction has 508 states and 745 transitions. [2024-11-27 23:39:13,666 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 2 states have call successors, (64), 2 states have call predecessors, (64), 4 states have return successors, (65), 2 states have call predecessors, (65), 2 states have call successors, (65) [2024-11-27 23:39:13,666 INFO L276 IsEmpty]: Start isEmpty. Operand 508 states and 745 transitions. [2024-11-27 23:39:13,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2024-11-27 23:39:13,676 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:39:13,676 INFO L218 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 23:39:13,688 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43f41aa6-139c-44f8-93af-3761b8f85704/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-27 23:39:13,880 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43f41aa6-139c-44f8-93af-3761b8f85704/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-27 23:39:13,881 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 23:39:13,882 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:39:13,882 INFO L85 PathProgramCache]: Analyzing trace with hash -914871543, now seen corresponding path program 1 times [2024-11-27 23:39:13,882 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 23:39:13,882 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [841956961] [2024-11-27 23:39:13,882 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:39:13,882 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 23:39:13,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:39:14,112 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2024-11-27 23:39:14,112 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 23:39:14,112 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [841956961] [2024-11-27 23:39:14,113 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [841956961] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 23:39:14,113 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 23:39:14,113 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-27 23:39:14,113 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [141535248] [2024-11-27 23:39:14,113 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 23:39:14,114 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-27 23:39:14,114 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 23:39:14,114 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-27 23:39:14,114 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-27 23:39:14,115 INFO L87 Difference]: Start difference. First operand 508 states and 745 transitions. Second operand has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2024-11-27 23:39:14,229 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 23:39:14,229 INFO L93 Difference]: Finished difference Result 942 states and 1381 transitions. [2024-11-27 23:39:14,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-27 23:39:14,230 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) Word has length 213 [2024-11-27 23:39:14,231 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 23:39:14,236 INFO L225 Difference]: With dead ends: 942 [2024-11-27 23:39:14,236 INFO L226 Difference]: Without dead ends: 510 [2024-11-27 23:39:14,238 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-27 23:39:14,238 INFO L435 NwaCegarLoop]: 164 mSDtfsCounter, 133 mSDsluCounter, 133 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 133 SdHoareTripleChecker+Valid, 297 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-27 23:39:14,239 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [133 Valid, 297 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-27 23:39:14,240 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 510 states. [2024-11-27 23:39:14,326 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 510 to 508. [2024-11-27 23:39:14,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 508 states, 327 states have (on average 1.2568807339449541) internal successors, (411), 327 states have internal predecessors, (411), 165 states have call successors, (165), 15 states have call predecessors, (165), 15 states have return successors, (165), 165 states have call predecessors, (165), 165 states have call successors, (165) [2024-11-27 23:39:14,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 508 states and 741 transitions. [2024-11-27 23:39:14,333 INFO L78 Accepts]: Start accepts. Automaton has 508 states and 741 transitions. Word has length 213 [2024-11-27 23:39:14,334 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 23:39:14,334 INFO L471 AbstractCegarLoop]: Abstraction has 508 states and 741 transitions. [2024-11-27 23:39:14,335 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2024-11-27 23:39:14,335 INFO L276 IsEmpty]: Start isEmpty. Operand 508 states and 741 transitions. [2024-11-27 23:39:14,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2024-11-27 23:39:14,337 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:39:14,337 INFO L218 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 23:39:14,337 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-27 23:39:14,337 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 23:39:14,338 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:39:14,338 INFO L85 PathProgramCache]: Analyzing trace with hash 715056456, now seen corresponding path program 1 times [2024-11-27 23:39:14,338 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 23:39:14,338 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [440334866] [2024-11-27 23:39:14,338 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:39:14,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 23:39:14,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:39:14,709 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2024-11-27 23:39:14,709 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 23:39:14,709 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [440334866] [2024-11-27 23:39:14,709 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [440334866] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 23:39:14,710 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 23:39:14,710 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-27 23:39:14,710 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [788168647] [2024-11-27 23:39:14,710 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 23:39:14,710 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-27 23:39:14,711 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 23:39:14,711 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-27 23:39:14,711 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-27 23:39:14,712 INFO L87 Difference]: Start difference. First operand 508 states and 741 transitions. Second operand has 5 states, 5 states have (on average 10.2) internal successors, (51), 5 states have internal predecessors, (51), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2024-11-27 23:39:15,564 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 23:39:15,565 INFO L93 Difference]: Finished difference Result 1146 states and 1675 transitions. [2024-11-27 23:39:15,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-27 23:39:15,566 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 5 states have internal predecessors, (51), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) Word has length 213 [2024-11-27 23:39:15,566 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 23:39:15,574 INFO L225 Difference]: With dead ends: 1146 [2024-11-27 23:39:15,574 INFO L226 Difference]: Without dead ends: 827 [2024-11-27 23:39:15,576 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-11-27 23:39:15,576 INFO L435 NwaCegarLoop]: 315 mSDtfsCounter, 214 mSDsluCounter, 457 mSDsCounter, 0 mSdLazyCounter, 309 mSolverCounterSat, 49 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 214 SdHoareTripleChecker+Valid, 772 SdHoareTripleChecker+Invalid, 358 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 49 IncrementalHoareTripleChecker+Valid, 309 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-27 23:39:15,577 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [214 Valid, 772 Invalid, 358 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [49 Valid, 309 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-27 23:39:15,578 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 827 states. [2024-11-27 23:39:15,734 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 827 to 815. [2024-11-27 23:39:15,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 815 states, 508 states have (on average 1.2440944881889764) internal successors, (632), 510 states have internal predecessors, (632), 279 states have call successors, (279), 27 states have call predecessors, (279), 27 states have return successors, (279), 277 states have call predecessors, (279), 279 states have call successors, (279) [2024-11-27 23:39:15,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 815 states to 815 states and 1190 transitions. [2024-11-27 23:39:15,745 INFO L78 Accepts]: Start accepts. Automaton has 815 states and 1190 transitions. Word has length 213 [2024-11-27 23:39:15,746 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 23:39:15,746 INFO L471 AbstractCegarLoop]: Abstraction has 815 states and 1190 transitions. [2024-11-27 23:39:15,746 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 5 states have internal predecessors, (51), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2024-11-27 23:39:15,746 INFO L276 IsEmpty]: Start isEmpty. Operand 815 states and 1190 transitions. [2024-11-27 23:39:15,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2024-11-27 23:39:15,748 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:39:15,748 INFO L218 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 23:39:15,748 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-27 23:39:15,748 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 23:39:15,749 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:39:15,749 INFO L85 PathProgramCache]: Analyzing trace with hash 13991878, now seen corresponding path program 1 times [2024-11-27 23:39:15,749 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 23:39:15,749 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1973509431] [2024-11-27 23:39:15,750 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:39:15,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 23:39:15,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:39:16,063 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2024-11-27 23:39:16,064 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 23:39:16,064 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1973509431] [2024-11-27 23:39:16,064 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1973509431] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 23:39:16,064 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 23:39:16,064 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-27 23:39:16,064 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1071711251] [2024-11-27 23:39:16,065 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 23:39:16,065 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-27 23:39:16,065 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 23:39:16,066 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-27 23:39:16,066 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-27 23:39:16,066 INFO L87 Difference]: Start difference. First operand 815 states and 1190 transitions. Second operand has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2024-11-27 23:39:16,604 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 23:39:16,604 INFO L93 Difference]: Finished difference Result 1328 states and 1946 transitions. [2024-11-27 23:39:16,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-27 23:39:16,605 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) Word has length 213 [2024-11-27 23:39:16,606 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 23:39:16,612 INFO L225 Difference]: With dead ends: 1328 [2024-11-27 23:39:16,613 INFO L226 Difference]: Without dead ends: 702 [2024-11-27 23:39:16,615 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-27 23:39:16,616 INFO L435 NwaCegarLoop]: 244 mSDtfsCounter, 163 mSDsluCounter, 283 mSDsCounter, 0 mSdLazyCounter, 141 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 163 SdHoareTripleChecker+Valid, 527 SdHoareTripleChecker+Invalid, 141 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 141 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-27 23:39:16,617 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [163 Valid, 527 Invalid, 141 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 141 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-27 23:39:16,618 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 702 states. [2024-11-27 23:39:16,741 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 702 to 696. [2024-11-27 23:39:16,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 696 states, 443 states have (on average 1.257336343115124) internal successors, (557), 443 states have internal predecessors, (557), 231 states have call successors, (231), 21 states have call predecessors, (231), 21 states have return successors, (231), 231 states have call predecessors, (231), 231 states have call successors, (231) [2024-11-27 23:39:16,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 696 states to 696 states and 1019 transitions. [2024-11-27 23:39:16,751 INFO L78 Accepts]: Start accepts. Automaton has 696 states and 1019 transitions. Word has length 213 [2024-11-27 23:39:16,751 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 23:39:16,752 INFO L471 AbstractCegarLoop]: Abstraction has 696 states and 1019 transitions. [2024-11-27 23:39:16,752 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2024-11-27 23:39:16,752 INFO L276 IsEmpty]: Start isEmpty. Operand 696 states and 1019 transitions. [2024-11-27 23:39:16,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2024-11-27 23:39:16,754 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:39:16,754 INFO L218 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 23:39:16,754 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-27 23:39:16,754 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 23:39:16,755 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:39:16,755 INFO L85 PathProgramCache]: Analyzing trace with hash 973221894, now seen corresponding path program 1 times [2024-11-27 23:39:16,755 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 23:39:16,755 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [998508280] [2024-11-27 23:39:16,755 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:39:16,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 23:39:16,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:39:18,383 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 24 proven. 72 refuted. 0 times theorem prover too weak. 2016 trivial. 0 not checked. [2024-11-27 23:39:18,384 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 23:39:18,384 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [998508280] [2024-11-27 23:39:18,384 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [998508280] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-27 23:39:18,384 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [782362594] [2024-11-27 23:39:18,384 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:39:18,384 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-27 23:39:18,385 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43f41aa6-139c-44f8-93af-3761b8f85704/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 23:39:18,387 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43f41aa6-139c-44f8-93af-3761b8f85704/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-27 23:39:18,390 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43f41aa6-139c-44f8-93af-3761b8f85704/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-27 23:39:18,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:39:18,626 INFO L256 TraceCheckSpWp]: Trace formula consists of 502 conjuncts, 48 conjuncts are in the unsatisfiable core [2024-11-27 23:39:18,637 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 23:39:23,531 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 828 proven. 402 refuted. 0 times theorem prover too weak. 882 trivial. 0 not checked. [2024-11-27 23:39:23,531 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-27 23:40:02,810 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [782362594] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-27 23:40:02,810 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-27 23:40:02,810 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 19] total 30 [2024-11-27 23:40:02,810 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [703331211] [2024-11-27 23:40:02,810 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-27 23:40:02,811 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2024-11-27 23:40:02,811 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 23:40:02,813 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2024-11-27 23:40:02,814 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=426, Invalid=1462, Unknown=4, NotChecked=0, Total=1892 [2024-11-27 23:40:02,814 INFO L87 Difference]: Start difference. First operand 696 states and 1019 transitions. Second operand has 30 states, 30 states have (on average 3.8666666666666667) internal successors, (116), 28 states have internal predecessors, (116), 9 states have call successors, (66), 7 states have call predecessors, (66), 10 states have return successors, (66), 9 states have call predecessors, (66), 9 states have call successors, (66) [2024-11-27 23:40:11,602 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 23:40:11,603 INFO L93 Difference]: Finished difference Result 947 states and 1313 transitions. [2024-11-27 23:40:11,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2024-11-27 23:40:11,604 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 30 states have (on average 3.8666666666666667) internal successors, (116), 28 states have internal predecessors, (116), 9 states have call successors, (66), 7 states have call predecessors, (66), 10 states have return successors, (66), 9 states have call predecessors, (66), 9 states have call successors, (66) Word has length 213 [2024-11-27 23:40:11,604 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 23:40:11,609 INFO L225 Difference]: With dead ends: 947 [2024-11-27 23:40:11,609 INFO L226 Difference]: Without dead ends: 437 [2024-11-27 23:40:11,616 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 496 GetRequests, 382 SyntacticMatches, 0 SemanticMatches, 114 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4044 ImplicationChecksByTransitivity, 36.8s TimeCoverageRelationStatistics Valid=3066, Invalid=10270, Unknown=4, NotChecked=0, Total=13340 [2024-11-27 23:40:11,617 INFO L435 NwaCegarLoop]: 146 mSDtfsCounter, 917 mSDsluCounter, 571 mSDsCounter, 0 mSdLazyCounter, 1399 mSolverCounterSat, 582 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 917 SdHoareTripleChecker+Valid, 717 SdHoareTripleChecker+Invalid, 1981 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 582 IncrementalHoareTripleChecker+Valid, 1399 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.7s IncrementalHoareTripleChecker+Time [2024-11-27 23:40:11,617 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [917 Valid, 717 Invalid, 1981 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [582 Valid, 1399 Invalid, 0 Unknown, 0 Unchecked, 3.7s Time] [2024-11-27 23:40:11,618 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 437 states. [2024-11-27 23:40:11,737 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 437 to 391. [2024-11-27 23:40:11,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 391 states, 255 states have (on average 1.1450980392156862) internal successors, (292), 256 states have internal predecessors, (292), 107 states have call successors, (107), 28 states have call predecessors, (107), 28 states have return successors, (107), 106 states have call predecessors, (107), 107 states have call successors, (107) [2024-11-27 23:40:11,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 391 states and 506 transitions. [2024-11-27 23:40:11,742 INFO L78 Accepts]: Start accepts. Automaton has 391 states and 506 transitions. Word has length 213 [2024-11-27 23:40:11,743 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 23:40:11,743 INFO L471 AbstractCegarLoop]: Abstraction has 391 states and 506 transitions. [2024-11-27 23:40:11,744 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 30 states have (on average 3.8666666666666667) internal successors, (116), 28 states have internal predecessors, (116), 9 states have call successors, (66), 7 states have call predecessors, (66), 10 states have return successors, (66), 9 states have call predecessors, (66), 9 states have call successors, (66) [2024-11-27 23:40:11,744 INFO L276 IsEmpty]: Start isEmpty. Operand 391 states and 506 transitions. [2024-11-27 23:40:11,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2024-11-27 23:40:11,746 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:40:11,746 INFO L218 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 23:40:11,758 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43f41aa6-139c-44f8-93af-3761b8f85704/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2024-11-27 23:40:11,946 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43f41aa6-139c-44f8-93af-3761b8f85704/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2024-11-27 23:40:11,947 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 23:40:11,947 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:40:11,947 INFO L85 PathProgramCache]: Analyzing trace with hash -218176383, now seen corresponding path program 1 times [2024-11-27 23:40:11,947 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 23:40:11,948 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1778860621] [2024-11-27 23:40:11,948 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:40:11,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 23:40:12,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-27 23:40:12,199 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [87344307] [2024-11-27 23:40:12,202 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:40:12,202 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-27 23:40:12,203 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43f41aa6-139c-44f8-93af-3761b8f85704/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 23:40:12,205 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43f41aa6-139c-44f8-93af-3761b8f85704/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-27 23:40:12,210 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43f41aa6-139c-44f8-93af-3761b8f85704/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-11-27 23:40:12,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-27 23:40:12,495 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-27 23:40:12,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-27 23:40:12,897 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-27 23:40:12,898 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-11-27 23:40:12,899 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-27 23:40:12,908 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43f41aa6-139c-44f8-93af-3761b8f85704/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-11-27 23:40:13,101 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43f41aa6-139c-44f8-93af-3761b8f85704/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2024-11-27 23:40:13,107 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 23:40:13,393 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-27 23:40:13,397 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.11 11:40:13 BoogieIcfgContainer [2024-11-27 23:40:13,397 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-27 23:40:13,398 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-27 23:40:13,398 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-27 23:40:13,399 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-27 23:40:13,400 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 11:38:34" (3/4) ... [2024-11-27 23:40:13,403 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-27 23:40:13,404 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-27 23:40:13,406 INFO L158 Benchmark]: Toolchain (without parser) took 100544.61ms. Allocated memory is still 142.6MB. Free memory was 118.7MB in the beginning and 74.2MB in the end (delta: 44.6MB). Peak memory consumption was 47.0MB. Max. memory is 16.1GB. [2024-11-27 23:40:13,407 INFO L158 Benchmark]: CDTParser took 0.47ms. Allocated memory is still 142.6MB. Free memory is still 81.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-27 23:40:13,407 INFO L158 Benchmark]: CACSL2BoogieTranslator took 554.77ms. Allocated memory is still 142.6MB. Free memory was 118.7MB in the beginning and 102.8MB in the end (delta: 15.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-27 23:40:13,407 INFO L158 Benchmark]: Boogie Procedure Inliner took 77.26ms. Allocated memory is still 142.6MB. Free memory was 102.5MB in the beginning and 99.0MB in the end (delta: 3.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-27 23:40:13,408 INFO L158 Benchmark]: Boogie Preprocessor took 105.28ms. Allocated memory is still 142.6MB. Free memory was 99.0MB in the beginning and 94.5MB in the end (delta: 4.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-27 23:40:13,408 INFO L158 Benchmark]: RCFGBuilder took 1011.32ms. Allocated memory is still 142.6MB. Free memory was 94.5MB in the beginning and 65.8MB in the end (delta: 28.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-27 23:40:13,409 INFO L158 Benchmark]: TraceAbstraction took 98782.78ms. Allocated memory is still 142.6MB. Free memory was 65.3MB in the beginning and 74.3MB in the end (delta: -9.0MB). Peak memory consumption was 30.7MB. Max. memory is 16.1GB. [2024-11-27 23:40:13,409 INFO L158 Benchmark]: Witness Printer took 5.79ms. Allocated memory is still 142.6MB. Free memory was 74.3MB in the beginning and 74.2MB in the end (delta: 103.3kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-27 23:40:13,413 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.47ms. Allocated memory is still 142.6MB. Free memory is still 81.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 554.77ms. Allocated memory is still 142.6MB. Free memory was 118.7MB in the beginning and 102.8MB in the end (delta: 15.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 77.26ms. Allocated memory is still 142.6MB. Free memory was 102.5MB in the beginning and 99.0MB in the end (delta: 3.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 105.28ms. Allocated memory is still 142.6MB. Free memory was 99.0MB in the beginning and 94.5MB in the end (delta: 4.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1011.32ms. Allocated memory is still 142.6MB. Free memory was 94.5MB in the beginning and 65.8MB in the end (delta: 28.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * TraceAbstraction took 98782.78ms. Allocated memory is still 142.6MB. Free memory was 65.3MB in the beginning and 74.3MB in the end (delta: -9.0MB). Peak memory consumption was 30.7MB. Max. memory is 16.1GB. * Witness Printer took 5.79ms. Allocated memory is still 142.6MB. Free memory was 74.3MB in the beginning and 74.2MB in the end (delta: 103.3kB). Peak memory consumption was 8.4MB. 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 127, overapproximation of someBinaryDOUBLEComparisonOperation at line 118, overapproximation of someBinaryDOUBLEComparisonOperation at line 156, overapproximation of someBinaryDOUBLEComparisonOperation at line 202, overapproximation of someBinaryDOUBLEComparisonOperation at line 154, overapproximation of someBinaryDOUBLEComparisonOperation at line 69. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 0; [L23] unsigned char var_1_4 = 0; [L24] unsigned char var_1_5 = 0; [L25] unsigned short int var_1_6 = 4; [L26] unsigned short int var_1_9 = 4; [L27] unsigned short int var_1_10 = 10; [L28] double var_1_11 = 15.6; [L29] double var_1_12 = 256.4; [L30] double var_1_13 = 49.15; [L31] unsigned long int var_1_14 = 500; [L32] unsigned long int var_1_15 = 2173307753; [L33] unsigned long int var_1_16 = 3362224480; [L34] signed short int var_1_17 = 16; [L35] signed short int var_1_19 = 16; [L36] signed short int var_1_20 = 4; [L37] signed short int var_1_21 = 0; [L38] signed short int var_1_22 = -25; [L39] signed char var_1_23 = 1; [L40] signed char var_1_24 = 2; [L41] signed short int var_1_25 = -500; [L42] signed char var_1_26 = -2; [L43] signed char var_1_29 = 10; [L44] double var_1_30 = 0.5; [L45] unsigned char var_1_34 = 2; [L46] unsigned char var_1_35 = 4; [L47] signed long int var_1_36 = -256; [L48] unsigned short int var_1_37 = 64; [L49] unsigned short int var_1_38 = 57633; [L50] unsigned short int var_1_39 = 28505; [L51] signed short int var_1_40 = 64; [L52] signed char var_1_41 = -100; [L53] unsigned short int var_1_42 = 5; [L54] signed char var_1_43 = 100; [L55] unsigned short int last_1_var_1_6 = 4; [L56] unsigned short int last_1_var_1_9 = 4; [L57] unsigned long int last_1_var_1_14 = 500; [L58] signed short int last_1_var_1_17 = 16; VAL [isInitial=0, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L206] isInitial = 1 [L207] FCALL initially() [L209] CALL updateLastVariables() [L196] last_1_var_1_6 = var_1_6 [L197] last_1_var_1_9 = var_1_9 [L198] last_1_var_1_14 = var_1_14 [L199] last_1_var_1_17 = var_1_17 VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L209] RET updateLastVariables() [L210] CALL updateVariables() [L144] var_1_4 = __VERIFIER_nondet_uchar() [L145] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_5=0, var_1_6=4, var_1_9=4] [L145] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_5=0, var_1_6=4, var_1_9=4] [L146] CALL assume_abort_if_not(var_1_4 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L146] RET assume_abort_if_not(var_1_4 <= 0) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L147] var_1_5 = __VERIFIER_nondet_uchar() [L148] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_6=4, var_1_9=4] [L148] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_6=4, var_1_9=4] [L149] CALL assume_abort_if_not(var_1_5 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L149] RET assume_abort_if_not(var_1_5 <= 0) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L150] var_1_10 = __VERIFIER_nondet_ushort() [L151] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L151] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L152] CALL assume_abort_if_not(var_1_10 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L152] RET assume_abort_if_not(var_1_10 <= 65534) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L153] var_1_12 = __VERIFIER_nondet_double() [L154] CALL assume_abort_if_not((var_1_12 >= 0.0F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854765600e+12F && var_1_12 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L154] RET assume_abort_if_not((var_1_12 >= 0.0F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854765600e+12F && var_1_12 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L155] var_1_13 = __VERIFIER_nondet_double() [L156] CALL assume_abort_if_not((var_1_13 >= 0.0F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L156] RET assume_abort_if_not((var_1_13 >= 0.0F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L157] var_1_15 = __VERIFIER_nondet_ulong() [L158] CALL assume_abort_if_not(var_1_15 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=11811094529, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=11811094529, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L158] RET assume_abort_if_not(var_1_15 >= 2147483647) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=11811094529, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L159] CALL assume_abort_if_not(var_1_15 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=11811094529, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=11811094529, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L159] RET assume_abort_if_not(var_1_15 <= 4294967294) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=11811094529, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L160] var_1_16 = __VERIFIER_nondet_ulong() [L161] CALL assume_abort_if_not(var_1_16 >= 3221225470) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=11811094529, var_1_16=-13958643714, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=11811094529, var_1_16=-13958643714, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L161] RET assume_abort_if_not(var_1_16 >= 3221225470) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=11811094529, var_1_16=-13958643714, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L162] CALL assume_abort_if_not(var_1_16 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=11811094529, var_1_16=-13958643714, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=11811094529, var_1_16=-13958643714, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L162] RET assume_abort_if_not(var_1_16 <= 4294967294) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=11811094529, var_1_16=-13958643714, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L163] var_1_19 = __VERIFIER_nondet_short() [L164] CALL assume_abort_if_not(var_1_19 >= -16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=11811094529, var_1_16=-13958643714, var_1_17=16, var_1_19=-1, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=11811094529, var_1_16=-13958643714, var_1_17=16, var_1_19=-1, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L164] RET assume_abort_if_not(var_1_19 >= -16383) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=11811094529, var_1_16=-13958643714, var_1_17=16, var_1_19=-1, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L165] CALL assume_abort_if_not(var_1_19 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=11811094529, var_1_16=-13958643714, var_1_17=16, var_1_19=-1, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=11811094529, var_1_16=-13958643714, var_1_17=16, var_1_19=-1, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L165] RET assume_abort_if_not(var_1_19 <= 16383) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=11811094529, var_1_16=-13958643714, var_1_17=16, var_1_19=-1, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L166] var_1_20 = __VERIFIER_nondet_short() [L167] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=11811094529, var_1_16=-13958643714, var_1_17=16, var_1_19=-1, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=11811094529, var_1_16=-13958643714, var_1_17=16, var_1_19=-1, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L167] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=11811094529, var_1_16=-13958643714, var_1_17=16, var_1_19=-1, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L168] CALL assume_abort_if_not(var_1_20 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=11811094529, var_1_16=-13958643714, var_1_17=16, var_1_19=-1, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=11811094529, var_1_16=-13958643714, var_1_17=16, var_1_19=-1, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L168] RET assume_abort_if_not(var_1_20 <= 16383) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=11811094529, var_1_16=-13958643714, var_1_17=16, var_1_19=-1, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L169] var_1_21 = __VERIFIER_nondet_short() [L170] CALL assume_abort_if_not(var_1_21 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=11811094529, var_1_16=-13958643714, var_1_17=16, var_1_19=-1, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=11811094529, var_1_16=-13958643714, var_1_17=16, var_1_19=-1, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L170] RET assume_abort_if_not(var_1_21 >= 0) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=11811094529, var_1_16=-13958643714, var_1_17=16, var_1_19=-1, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L171] CALL assume_abort_if_not(var_1_21 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=11811094529, var_1_16=-13958643714, var_1_17=16, var_1_19=-1, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=11811094529, var_1_16=-13958643714, var_1_17=16, var_1_19=-1, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L171] RET assume_abort_if_not(var_1_21 <= 16383) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=11811094529, var_1_16=-13958643714, var_1_17=16, var_1_19=-1, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L172] var_1_22 = __VERIFIER_nondet_short() [L173] CALL assume_abort_if_not(var_1_22 >= -16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=11811094529, var_1_16=-13958643714, var_1_17=16, var_1_19=-1, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=11811094529, var_1_16=-13958643714, var_1_17=16, var_1_19=-1, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L173] RET assume_abort_if_not(var_1_22 >= -16383) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=11811094529, var_1_16=-13958643714, var_1_17=16, var_1_19=-1, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L174] CALL assume_abort_if_not(var_1_22 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=11811094529, var_1_16=-13958643714, var_1_17=16, var_1_19=-1, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=11811094529, var_1_16=-13958643714, var_1_17=16, var_1_19=-1, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L174] RET assume_abort_if_not(var_1_22 <= 16383) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=11811094529, var_1_16=-13958643714, var_1_17=16, var_1_19=-1, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L175] var_1_24 = __VERIFIER_nondet_char() [L176] CALL assume_abort_if_not(var_1_24 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=11811094529, var_1_16=-13958643714, var_1_17=16, var_1_19=-1, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=0, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=11811094529, var_1_16=-13958643714, var_1_17=16, var_1_19=-1, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=0, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L176] RET assume_abort_if_not(var_1_24 >= -127) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=11811094529, var_1_16=-13958643714, var_1_17=16, var_1_19=-1, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=0, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L177] CALL assume_abort_if_not(var_1_24 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=11811094529, var_1_16=-13958643714, var_1_17=16, var_1_19=-1, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=0, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=11811094529, var_1_16=-13958643714, var_1_17=16, var_1_19=-1, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=0, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L177] RET assume_abort_if_not(var_1_24 <= 126) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=11811094529, var_1_16=-13958643714, var_1_17=16, var_1_19=-1, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=0, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L178] var_1_29 = __VERIFIER_nondet_char() [L179] CALL assume_abort_if_not(var_1_29 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=11811094529, var_1_16=-13958643714, var_1_17=16, var_1_19=-1, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=0, var_1_25=-500, var_1_26=-2, var_1_29=0, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=11811094529, var_1_16=-13958643714, var_1_17=16, var_1_19=-1, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=0, var_1_25=-500, var_1_26=-2, var_1_29=0, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L179] RET assume_abort_if_not(var_1_29 >= -127) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=11811094529, var_1_16=-13958643714, var_1_17=16, var_1_19=-1, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=0, var_1_25=-500, var_1_26=-2, var_1_29=0, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L180] CALL assume_abort_if_not(var_1_29 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=11811094529, var_1_16=-13958643714, var_1_17=16, var_1_19=-1, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=0, var_1_25=-500, var_1_26=-2, var_1_29=0, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=11811094529, var_1_16=-13958643714, var_1_17=16, var_1_19=-1, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=0, var_1_25=-500, var_1_26=-2, var_1_29=0, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L180] RET assume_abort_if_not(var_1_29 <= 126) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=11811094529, var_1_16=-13958643714, var_1_17=16, var_1_19=-1, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=0, var_1_25=-500, var_1_26=-2, var_1_29=0, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L181] var_1_35 = __VERIFIER_nondet_uchar() [L182] CALL assume_abort_if_not(var_1_35 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=11811094529, var_1_16=-13958643714, var_1_17=16, var_1_19=-1, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=0, var_1_25=-500, var_1_26=-2, var_1_29=0, var_1_30=1/2, var_1_34=2, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=11811094529, var_1_16=-13958643714, var_1_17=16, var_1_19=-1, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=0, var_1_25=-500, var_1_26=-2, var_1_29=0, var_1_30=1/2, var_1_34=2, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L182] RET assume_abort_if_not(var_1_35 >= 0) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=11811094529, var_1_16=-13958643714, var_1_17=16, var_1_19=-1, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=0, var_1_25=-500, var_1_26=-2, var_1_29=0, var_1_30=1/2, var_1_34=2, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L183] CALL assume_abort_if_not(var_1_35 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=11811094529, var_1_16=-13958643714, var_1_17=16, var_1_19=-1, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=0, var_1_25=-500, var_1_26=-2, var_1_29=0, var_1_30=1/2, var_1_34=2, var_1_35=1534, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=11811094529, var_1_16=-13958643714, var_1_17=16, var_1_19=-1, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=0, var_1_25=-500, var_1_26=-2, var_1_29=0, var_1_30=1/2, var_1_34=2, var_1_35=1534, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L183] RET assume_abort_if_not(var_1_35 <= 254) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=11811094529, var_1_16=-13958643714, var_1_17=16, var_1_19=-1, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=0, var_1_25=-500, var_1_26=-2, var_1_29=0, var_1_30=1/2, var_1_34=2, var_1_35=1534, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L184] var_1_38 = __VERIFIER_nondet_ushort() [L185] CALL assume_abort_if_not(var_1_38 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=11811094529, var_1_16=-13958643714, var_1_17=16, var_1_19=-1, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=0, var_1_25=-500, var_1_26=-2, var_1_29=0, var_1_30=1/2, var_1_34=2, var_1_35=1534, var_1_36=-256, var_1_37=64, var_1_38=65535, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=11811094529, var_1_16=-13958643714, var_1_17=16, var_1_19=-1, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=0, var_1_25=-500, var_1_26=-2, var_1_29=0, var_1_30=1/2, var_1_34=2, var_1_35=1534, var_1_36=-256, var_1_37=64, var_1_38=65535, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L185] RET assume_abort_if_not(var_1_38 >= 32767) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=11811094529, var_1_16=-13958643714, var_1_17=16, var_1_19=-1, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=0, var_1_25=-500, var_1_26=-2, var_1_29=0, var_1_30=1/2, var_1_34=2, var_1_35=1534, var_1_36=-256, var_1_37=64, var_1_38=65535, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L186] CALL assume_abort_if_not(var_1_38 <= 65535) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=11811094529, var_1_16=-13958643714, var_1_17=16, var_1_19=-1, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=0, var_1_25=-500, var_1_26=-2, var_1_29=0, var_1_30=1/2, var_1_34=2, var_1_35=1534, var_1_36=-256, var_1_37=64, var_1_38=65535, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=11811094529, var_1_16=-13958643714, var_1_17=16, var_1_19=-1, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=0, var_1_25=-500, var_1_26=-2, var_1_29=0, var_1_30=1/2, var_1_34=2, var_1_35=1534, var_1_36=-256, var_1_37=64, var_1_38=65535, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L186] RET assume_abort_if_not(var_1_38 <= 65535) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=11811094529, var_1_16=-13958643714, var_1_17=16, var_1_19=-1, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=0, var_1_25=-500, var_1_26=-2, var_1_29=0, var_1_30=1/2, var_1_34=2, var_1_35=1534, var_1_36=-256, var_1_37=64, var_1_38=65535, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L187] var_1_39 = __VERIFIER_nondet_ushort() [L188] CALL assume_abort_if_not(var_1_39 >= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=11811094529, var_1_16=-13958643714, var_1_17=16, var_1_19=-1, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=0, var_1_25=-500, var_1_26=-2, var_1_29=0, var_1_30=1/2, var_1_34=2, var_1_35=1534, var_1_36=-256, var_1_37=64, var_1_38=65535, var_1_39=16383, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=11811094529, var_1_16=-13958643714, var_1_17=16, var_1_19=-1, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=0, var_1_25=-500, var_1_26=-2, var_1_29=0, var_1_30=1/2, var_1_34=2, var_1_35=1534, var_1_36=-256, var_1_37=64, var_1_38=65535, var_1_39=16383, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L188] RET assume_abort_if_not(var_1_39 >= 16383) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=11811094529, var_1_16=-13958643714, var_1_17=16, var_1_19=-1, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=0, var_1_25=-500, var_1_26=-2, var_1_29=0, var_1_30=1/2, var_1_34=2, var_1_35=1534, var_1_36=-256, var_1_37=64, var_1_38=65535, var_1_39=16383, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L189] CALL assume_abort_if_not(var_1_39 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=11811094529, var_1_16=-13958643714, var_1_17=16, var_1_19=-1, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=0, var_1_25=-500, var_1_26=-2, var_1_29=0, var_1_30=1/2, var_1_34=2, var_1_35=1534, var_1_36=-256, var_1_37=64, var_1_38=65535, var_1_39=16383, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=11811094529, var_1_16=-13958643714, var_1_17=16, var_1_19=-1, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=0, var_1_25=-500, var_1_26=-2, var_1_29=0, var_1_30=1/2, var_1_34=2, var_1_35=1534, var_1_36=-256, var_1_37=64, var_1_38=65535, var_1_39=16383, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L189] RET assume_abort_if_not(var_1_39 <= 32767) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=11811094529, var_1_16=-13958643714, var_1_17=16, var_1_19=-1, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=0, var_1_25=-500, var_1_26=-2, var_1_29=0, var_1_30=1/2, var_1_34=2, var_1_35=1534, var_1_36=-256, var_1_37=64, var_1_38=65535, var_1_39=16383, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L190] var_1_41 = __VERIFIER_nondet_char() [L191] CALL assume_abort_if_not(var_1_41 >= -128) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=11811094529, var_1_16=-13958643714, var_1_17=16, var_1_19=-1, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=0, var_1_25=-500, var_1_26=-2, var_1_29=0, var_1_30=1/2, var_1_34=2, var_1_35=1534, var_1_36=-256, var_1_37=64, var_1_38=65535, var_1_39=16383, var_1_40=64, var_1_41=127, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=11811094529, var_1_16=-13958643714, var_1_17=16, var_1_19=-1, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=0, var_1_25=-500, var_1_26=-2, var_1_29=0, var_1_30=1/2, var_1_34=2, var_1_35=1534, var_1_36=-256, var_1_37=64, var_1_38=65535, var_1_39=16383, var_1_40=64, var_1_41=127, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L191] RET assume_abort_if_not(var_1_41 >= -128) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=11811094529, var_1_16=-13958643714, var_1_17=16, var_1_19=-1, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=0, var_1_25=-500, var_1_26=-2, var_1_29=0, var_1_30=1/2, var_1_34=2, var_1_35=1534, var_1_36=-256, var_1_37=64, var_1_38=65535, var_1_39=16383, var_1_40=64, var_1_41=127, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L192] CALL assume_abort_if_not(var_1_41 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=11811094529, var_1_16=-13958643714, var_1_17=16, var_1_19=-1, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=0, var_1_25=-500, var_1_26=-2, var_1_29=0, var_1_30=1/2, var_1_34=2, var_1_35=1534, var_1_36=-256, var_1_37=64, var_1_38=65535, var_1_39=16383, var_1_40=64, var_1_41=127, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=11811094529, var_1_16=-13958643714, var_1_17=16, var_1_19=-1, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=0, var_1_25=-500, var_1_26=-2, var_1_29=0, var_1_30=1/2, var_1_34=2, var_1_35=1534, var_1_36=-256, var_1_37=64, var_1_38=65535, var_1_39=16383, var_1_40=64, var_1_41=127, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L192] RET assume_abort_if_not(var_1_41 <= 127) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=11811094529, var_1_16=-13958643714, var_1_17=16, var_1_19=-1, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=0, var_1_25=-500, var_1_26=-2, var_1_29=0, var_1_30=1/2, var_1_34=2, var_1_35=1534, var_1_36=-256, var_1_37=64, var_1_38=65535, var_1_39=16383, var_1_40=64, var_1_41=127, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L193] CALL assume_abort_if_not(var_1_41 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=11811094529, var_1_16=-13958643714, var_1_17=16, var_1_19=-1, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=0, var_1_25=-500, var_1_26=-2, var_1_29=0, var_1_30=1/2, var_1_34=2, var_1_35=1534, var_1_36=-256, var_1_37=64, var_1_38=65535, var_1_39=16383, var_1_40=64, var_1_41=127, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=11811094529, var_1_16=-13958643714, var_1_17=16, var_1_19=-1, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=0, var_1_25=-500, var_1_26=-2, var_1_29=0, var_1_30=1/2, var_1_34=2, var_1_35=1534, var_1_36=-256, var_1_37=64, var_1_38=65535, var_1_39=16383, var_1_40=64, var_1_41=127, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L193] RET assume_abort_if_not(var_1_41 != 0) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=11811094529, var_1_16=-13958643714, var_1_17=16, var_1_19=-1, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=0, var_1_25=-500, var_1_26=-2, var_1_29=0, var_1_30=1/2, var_1_34=2, var_1_35=1534, var_1_36=-256, var_1_37=64, var_1_38=65535, var_1_39=16383, var_1_40=64, var_1_41=127, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L210] RET updateVariables() [L211] CALL step() [L62] signed long int stepLocal_0 = last_1_var_1_9; VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, stepLocal_0=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=11811094529, var_1_16=-13958643714, var_1_17=16, var_1_19=-1, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=0, var_1_25=-500, var_1_26=-2, var_1_29=0, var_1_30=1/2, var_1_34=2, var_1_35=1534, var_1_36=-256, var_1_37=64, var_1_38=65535, var_1_39=16383, var_1_40=64, var_1_41=127, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L63] COND FALSE !(\read(var_1_5)) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, stepLocal_0=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=11811094529, var_1_16=-13958643714, var_1_17=16, var_1_19=-1, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=0, var_1_25=-500, var_1_26=-2, var_1_29=0, var_1_30=1/2, var_1_34=2, var_1_35=1534, var_1_36=-256, var_1_37=64, var_1_38=65535, var_1_39=16383, var_1_40=64, var_1_41=127, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L68] var_1_23 = var_1_24 VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, stepLocal_0=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=11811094529, var_1_16=-13958643714, var_1_17=16, var_1_19=-1, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=0, var_1_24=0, var_1_25=-500, var_1_26=-2, var_1_29=0, var_1_30=1/2, var_1_34=2, var_1_35=1534, var_1_36=-256, var_1_37=64, var_1_38=65535, var_1_39=16383, var_1_40=64, var_1_41=127, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L69] COND TRUE (- var_1_13) >= var_1_12 [L70] var_1_26 = ((((var_1_24) > (var_1_29)) ? (var_1_24) : (var_1_29))) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, stepLocal_0=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=11811094529, var_1_16=-13958643714, var_1_17=16, var_1_19=-1, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=0, var_1_24=0, var_1_25=-500, var_1_26=0, var_1_29=0, var_1_30=1/2, var_1_34=2, var_1_35=1534, var_1_36=-256, var_1_37=64, var_1_38=65535, var_1_39=16383, var_1_40=64, var_1_41=127, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L72] EXPR var_1_14 ^ (var_1_20 % var_1_41) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, stepLocal_0=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=11811094529, var_1_16=-13958643714, var_1_17=16, var_1_19=-1, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=0, var_1_24=0, var_1_25=-500, var_1_26=0, var_1_29=0, var_1_30=1/2, var_1_34=2, var_1_35=1534, var_1_36=-256, var_1_37=64, var_1_38=65535, var_1_39=16383, var_1_40=64, var_1_41=127, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L72] COND FALSE !(var_1_24 >= (var_1_14 ^ (var_1_20 % var_1_41))) [L81] var_1_40 = var_1_17 VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, stepLocal_0=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=11811094529, var_1_16=-13958643714, var_1_17=16, var_1_19=-1, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=0, var_1_24=0, var_1_25=-500, var_1_26=0, var_1_29=0, var_1_30=1/2, var_1_34=2, var_1_35=1534, var_1_36=-256, var_1_37=64, var_1_38=65535, var_1_39=16383, var_1_40=16, var_1_41=127, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L83] var_1_43 = var_1_24 [L84] signed long int stepLocal_3 = last_1_var_1_9; VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, stepLocal_0=4, stepLocal_3=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=11811094529, var_1_16=-13958643714, var_1_17=16, var_1_19=-1, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=0, var_1_24=0, var_1_25=-500, var_1_26=0, var_1_29=0, var_1_30=1/2, var_1_34=2, var_1_35=1534, var_1_36=-256, var_1_37=64, var_1_38=65535, var_1_39=16383, var_1_40=16, var_1_41=127, var_1_42=5, var_1_43=0, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L85] COND TRUE last_1_var_1_14 >= stepLocal_3 [L86] var_1_14 = (((((var_1_15) > ((var_1_16 - var_1_10))) ? (var_1_15) : ((var_1_16 - var_1_10)))) - last_1_var_1_17) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, stepLocal_0=4, var_1_10=65534, var_1_11=78/5, var_1_14=11811094513, var_1_15=11811094529, var_1_16=-13958643714, var_1_17=16, var_1_19=-1, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=0, var_1_24=0, var_1_25=-500, var_1_26=0, var_1_29=0, var_1_30=1/2, var_1_34=2, var_1_35=1534, var_1_36=-256, var_1_37=64, var_1_38=65535, var_1_39=16383, var_1_40=16, var_1_41=127, var_1_42=5, var_1_43=0, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L88] var_1_25 = var_1_6 VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, stepLocal_0=4, var_1_10=65534, var_1_11=78/5, var_1_14=11811094513, var_1_15=11811094529, var_1_16=-13958643714, var_1_17=16, var_1_19=-1, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=0, var_1_24=0, var_1_25=4, var_1_26=0, var_1_29=0, var_1_30=1/2, var_1_34=2, var_1_35=1534, var_1_36=-256, var_1_37=64, var_1_38=65535, var_1_39=16383, var_1_40=16, var_1_41=127, var_1_42=5, var_1_43=0, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L89] COND FALSE !(\read(var_1_1)) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, stepLocal_0=4, var_1_10=65534, var_1_11=78/5, var_1_14=11811094513, var_1_15=11811094529, var_1_16=-13958643714, var_1_17=16, var_1_19=-1, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=0, var_1_24=0, var_1_25=4, var_1_26=0, var_1_29=0, var_1_30=1/2, var_1_34=2, var_1_35=1534, var_1_36=-256, var_1_37=64, var_1_38=65535, var_1_39=16383, var_1_40=16, var_1_41=127, var_1_42=5, var_1_43=0, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L94] var_1_42 = var_1_39 VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, stepLocal_0=4, var_1_10=65534, var_1_11=78/5, var_1_14=11811094513, var_1_15=11811094529, var_1_16=-13958643714, var_1_17=16, var_1_19=-1, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=0, var_1_24=0, var_1_25=4, var_1_26=0, var_1_29=0, var_1_30=1/2, var_1_34=2, var_1_35=1534, var_1_36=-256, var_1_37=64, var_1_38=65535, var_1_39=16383, var_1_40=16, var_1_41=127, var_1_42=16383, var_1_43=0, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L95] COND TRUE var_1_6 <= var_1_14 VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, stepLocal_0=4, var_1_10=65534, var_1_11=78/5, var_1_14=11811094513, var_1_15=11811094529, var_1_16=-13958643714, var_1_17=16, var_1_19=-1, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=0, var_1_24=0, var_1_25=4, var_1_26=0, var_1_29=0, var_1_30=1/2, var_1_34=2, var_1_35=1534, var_1_36=-256, var_1_37=64, var_1_38=65535, var_1_39=16383, var_1_40=16, var_1_41=127, var_1_42=16383, var_1_43=0, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L96] COND TRUE (- var_1_14) > var_1_6 [L97] var_1_1 = 0 VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, stepLocal_0=4, var_1_10=65534, var_1_11=78/5, var_1_14=11811094513, var_1_15=11811094529, var_1_16=-13958643714, var_1_17=16, var_1_19=-1, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=0, var_1_24=0, var_1_25=4, var_1_26=0, var_1_29=0, var_1_30=1/2, var_1_34=2, var_1_35=1534, var_1_36=-256, var_1_37=64, var_1_38=65535, var_1_39=16383, var_1_40=16, var_1_41=127, var_1_42=16383, var_1_43=0, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L102] unsigned char stepLocal_2 = var_1_4; [L103] unsigned long int stepLocal_1 = var_1_14; VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, stepLocal_0=4, stepLocal_1=11811094513, stepLocal_2=0, var_1_10=65534, var_1_11=78/5, var_1_14=11811094513, var_1_15=11811094529, var_1_16=-13958643714, var_1_17=16, var_1_19=-1, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=0, var_1_24=0, var_1_25=4, var_1_26=0, var_1_29=0, var_1_30=1/2, var_1_34=2, var_1_35=1534, var_1_36=-256, var_1_37=64, var_1_38=65535, var_1_39=16383, var_1_40=16, var_1_41=127, var_1_42=16383, var_1_43=0, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L104] COND FALSE !(stepLocal_2 || var_1_1) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, stepLocal_0=4, stepLocal_1=11811094513, var_1_10=65534, var_1_11=78/5, var_1_14=11811094513, var_1_15=11811094529, var_1_16=-13958643714, var_1_17=16, var_1_19=-1, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=0, var_1_24=0, var_1_25=4, var_1_26=0, var_1_29=0, var_1_30=1/2, var_1_34=2, var_1_35=1534, var_1_36=-256, var_1_37=64, var_1_38=65535, var_1_39=16383, var_1_40=16, var_1_41=127, var_1_42=16383, var_1_43=0, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L107] COND TRUE stepLocal_1 >= var_1_6 [L108] var_1_9 = var_1_10 VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, stepLocal_0=4, var_1_10=65534, var_1_11=78/5, var_1_14=11811094513, var_1_15=11811094529, var_1_16=-13958643714, var_1_17=16, var_1_19=-1, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=0, var_1_24=0, var_1_25=4, var_1_26=0, var_1_29=0, var_1_30=1/2, var_1_34=2, var_1_35=1534, var_1_36=-256, var_1_37=64, var_1_38=65535, var_1_39=16383, var_1_40=16, var_1_41=127, var_1_42=16383, var_1_43=0, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=65534] [L113] COND TRUE var_1_14 != ((((var_1_35) < 0 ) ? -(var_1_35) : (var_1_35))) [L114] var_1_36 = (((((var_1_14 - var_1_6)) < ((((((var_1_24 + var_1_20)) < (var_1_21)) ? ((var_1_24 + var_1_20)) : (var_1_21))))) ? ((var_1_14 - var_1_6)) : ((((((var_1_24 + var_1_20)) < (var_1_21)) ? ((var_1_24 + var_1_20)) : (var_1_21)))))) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, stepLocal_0=4, var_1_10=65534, var_1_11=78/5, var_1_14=11811094513, var_1_15=11811094529, var_1_16=-13958643714, var_1_17=16, var_1_19=-1, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=0, var_1_24=0, var_1_25=4, var_1_26=0, var_1_29=0, var_1_30=1/2, var_1_34=2, var_1_35=1534, var_1_36=0, var_1_37=64, var_1_38=65535, var_1_39=16383, var_1_40=16, var_1_41=127, var_1_42=16383, var_1_43=0, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=65534] [L116] unsigned char stepLocal_5 = var_1_1; [L117] unsigned char stepLocal_4 = var_1_1; VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, stepLocal_0=4, stepLocal_4=0, stepLocal_5=0, var_1_10=65534, var_1_11=78/5, var_1_14=11811094513, var_1_15=11811094529, var_1_16=-13958643714, var_1_17=16, var_1_19=-1, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=0, var_1_24=0, var_1_25=4, var_1_26=0, var_1_29=0, var_1_30=1/2, var_1_34=2, var_1_35=1534, var_1_36=0, var_1_37=64, var_1_38=65535, var_1_39=16383, var_1_40=16, var_1_41=127, var_1_42=16383, var_1_43=0, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=65534] [L118] COND FALSE !(stepLocal_4 && (var_1_5 && (var_1_12 < var_1_13))) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, stepLocal_0=4, stepLocal_5=0, var_1_10=65534, var_1_11=78/5, var_1_14=11811094513, var_1_15=11811094529, var_1_16=-13958643714, var_1_17=16, var_1_19=-1, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=0, var_1_24=0, var_1_25=4, var_1_26=0, var_1_29=0, var_1_30=1/2, var_1_34=2, var_1_35=1534, var_1_36=0, var_1_37=64, var_1_38=65535, var_1_39=16383, var_1_40=16, var_1_41=127, var_1_42=16383, var_1_43=0, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=65534] [L125] COND TRUE var_1_14 <= var_1_14 VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, stepLocal_0=4, stepLocal_5=0, var_1_10=65534, var_1_11=78/5, var_1_14=11811094513, var_1_15=11811094529, var_1_16=-13958643714, var_1_17=16, var_1_19=-1, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=0, var_1_24=0, var_1_25=4, var_1_26=0, var_1_29=0, var_1_30=1/2, var_1_34=2, var_1_35=1534, var_1_36=0, var_1_37=64, var_1_38=65535, var_1_39=16383, var_1_40=16, var_1_41=127, var_1_42=16383, var_1_43=0, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=65534] [L126] COND TRUE ! var_1_1 [L127] var_1_11 = (var_1_12 - var_1_13) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, stepLocal_0=4, stepLocal_5=0, var_1_10=65534, var_1_14=11811094513, var_1_15=11811094529, var_1_16=-13958643714, var_1_17=16, var_1_19=-1, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=0, var_1_24=0, var_1_25=4, var_1_26=0, var_1_29=0, var_1_30=1/2, var_1_34=2, var_1_35=1534, var_1_36=0, var_1_37=64, var_1_38=65535, var_1_39=16383, var_1_40=16, var_1_41=127, var_1_42=16383, var_1_43=0, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=65534] [L132] COND TRUE var_1_19 < var_1_24 [L133] var_1_34 = var_1_35 VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, stepLocal_0=4, stepLocal_5=0, var_1_10=65534, var_1_14=11811094513, var_1_15=11811094529, var_1_16=-13958643714, var_1_17=16, var_1_19=-1, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=0, var_1_24=0, var_1_25=4, var_1_26=0, var_1_29=0, var_1_30=1/2, var_1_34=1534, var_1_35=1534, var_1_36=0, var_1_37=64, var_1_38=65535, var_1_39=16383, var_1_40=16, var_1_41=127, var_1_42=16383, var_1_43=0, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=65534] [L135] COND TRUE (var_1_6 * (var_1_38 - var_1_9)) <= var_1_14 [L136] var_1_37 = ((var_1_39 - var_1_35) + var_1_9) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, stepLocal_0=4, stepLocal_5=0, var_1_10=65534, var_1_14=11811094513, var_1_15=11811094529, var_1_16=-13958643714, var_1_17=16, var_1_19=-1, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=0, var_1_24=0, var_1_25=4, var_1_26=0, var_1_29=0, var_1_30=1/2, var_1_34=1534, var_1_35=1534, var_1_36=0, var_1_37=81663, var_1_38=65535, var_1_39=16383, var_1_40=16, var_1_41=127, var_1_42=16383, var_1_43=0, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=65534] [L211] RET step() [L212] CALL, EXPR property() [L202-L203] return ((((((var_1_6 <= var_1_14) ? (((- var_1_14) > var_1_6) ? (var_1_1 == ((unsigned char) 0)) : 1) : (var_1_1 == ((unsigned char) (var_1_4 || var_1_5)))) && (var_1_5 ? (((last_1_var_1_14 * (last_1_var_1_6 + last_1_var_1_17)) > last_1_var_1_9) ? (var_1_6 == ((unsigned short int) 256)) : 1) : 1)) && ((var_1_4 || var_1_1) ? (var_1_9 == ((unsigned short int) ((((32) < (var_1_10)) ? (32) : (var_1_10))))) : ((var_1_14 >= var_1_6) ? (var_1_9 == ((unsigned short int) var_1_10)) : (var_1_9 == ((unsigned short int) var_1_10))))) && ((var_1_14 <= var_1_14) ? ((! var_1_1) ? (var_1_11 == ((double) (var_1_12 - var_1_13))) : 1) : (var_1_11 == ((double) var_1_12)))) && ((last_1_var_1_14 >= last_1_var_1_9) ? (var_1_14 == ((unsigned long int) (((((var_1_15) > ((var_1_16 - var_1_10))) ? (var_1_15) : ((var_1_16 - var_1_10)))) - last_1_var_1_17))) : 1)) && ((var_1_1 && (var_1_5 && (var_1_12 < var_1_13))) ? ((var_1_1 || (last_1_var_1_17 >= ((((var_1_14) > (var_1_6)) ? (var_1_14) : (var_1_6))))) ? (var_1_17 == ((signed short int) (((((((((var_1_19) > (256)) ? (var_1_19) : (256))) + (var_1_20 - var_1_21))) < ((var_1_22 + 64))) ? ((((((var_1_19) > (256)) ? (var_1_19) : (256))) + (var_1_20 - var_1_21))) : ((var_1_22 + 64)))))) : (var_1_17 == ((signed short int) var_1_19))) : 1) ; VAL [\result=0, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_14=11811094513, var_1_15=11811094529, var_1_16=-13958643714, var_1_17=16, var_1_19=-1, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=0, var_1_24=0, var_1_25=4, var_1_26=0, var_1_29=0, var_1_30=1/2, var_1_34=1534, var_1_35=1534, var_1_36=0, var_1_37=81663, var_1_38=65535, var_1_39=16383, var_1_40=16, var_1_41=127, var_1_42=16383, var_1_43=0, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=65534] [L212] RET, EXPR property() [L212] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_14=11811094513, var_1_15=11811094529, var_1_16=-13958643714, var_1_17=16, var_1_19=-1, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=0, var_1_24=0, var_1_25=4, var_1_26=0, var_1_29=0, var_1_30=1/2, var_1_34=1534, var_1_35=1534, var_1_36=0, var_1_37=81663, var_1_38=65535, var_1_39=16383, var_1_40=16, var_1_41=127, var_1_42=16383, var_1_43=0, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=65534] [L19] reach_error() VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_14=11811094513, var_1_15=11811094529, var_1_16=-13958643714, var_1_17=16, var_1_19=-1, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=0, var_1_24=0, var_1_25=4, var_1_26=0, var_1_29=0, var_1_30=1/2, var_1_34=1534, var_1_35=1534, var_1_36=0, var_1_37=81663, var_1_38=65535, var_1_39=16383, var_1_40=16, var_1_41=127, var_1_42=16383, var_1_43=0, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=65534] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 101 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 98.4s, OverallIterations: 13, TraceHistogramMax: 33, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 19.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2852 SdHoareTripleChecker+Valid, 10.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2817 mSDsluCounter, 6003 SdHoareTripleChecker+Invalid, 8.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 3945 mSDsCounter, 840 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3873 IncrementalHoareTripleChecker+Invalid, 4713 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 840 mSolverCounterUnsat, 2058 mSDtfsCounter, 3873 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1663 GetRequests, 1470 SyntacticMatches, 3 SemanticMatches, 190 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4170 ImplicationChecksByTransitivity, 41.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=815occurred in iteration=10, InterpolantAutomatonStates: 150, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.2s AutomataMinimizationTime, 12 MinimizatonAttempts, 451 StatesRemovedByMinimization, 11 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 2.6s SatisfiabilityAnalysisTime, 72.5s InterpolantComputationTime, 3824 NumberOfCodeBlocks, 3824 NumberOfCodeBlocksAsserted, 18 NumberOfCheckSat, 3804 ConstructedInterpolants, 0 QuantifiedInterpolants, 20973 SizeOfPredicates, 15 NumberOfNonLiveVariables, 1995 ConjunctsInSsa, 64 ConjunctsInUnsatCore, 18 InterpolantComputations, 9 PerfectInterpolantSequences, 36938/38016 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-27 23:40:13,598 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43f41aa6-139c-44f8-93af-3761b8f85704/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43f41aa6-139c-44f8-93af-3761b8f85704/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43f41aa6-139c-44f8-93af-3761b8f85704/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_43f41aa6-139c-44f8-93af-3761b8f85704/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43f41aa6-139c-44f8-93af-3761b8f85704/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-4.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43f41aa6-139c-44f8-93af-3761b8f85704/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_43f41aa6-139c-44f8-93af-3761b8f85704/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 3ad0527d8972158d721d810d47d1a1d5d2a58507963c43f16ffd283735cf830c --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-27 23:40:16,544 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-27 23:40:16,677 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43f41aa6-139c-44f8-93af-3761b8f85704/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-27 23:40:16,685 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-27 23:40:16,689 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-27 23:40:16,758 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-27 23:40:16,759 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-27 23:40:16,759 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-27 23:40:16,760 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-27 23:40:16,761 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-27 23:40:16,762 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-27 23:40:16,762 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-27 23:40:16,763 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-27 23:40:16,763 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-27 23:40:16,763 INFO L153 SettingsManager]: * Use SBE=true [2024-11-27 23:40:16,764 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-27 23:40:16,764 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-27 23:40:16,764 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-27 23:40:16,765 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-27 23:40:16,765 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-27 23:40:16,765 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-27 23:40:16,765 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-27 23:40:16,766 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-27 23:40:16,766 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-27 23:40:16,766 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-27 23:40:16,766 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-27 23:40:16,766 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-27 23:40:16,766 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-27 23:40:16,766 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-27 23:40:16,767 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-27 23:40:16,767 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-27 23:40:16,768 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-27 23:40:16,768 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-27 23:40:16,768 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-27 23:40:16,768 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 23:40:16,769 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-27 23:40:16,769 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-27 23:40:16,769 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-27 23:40:16,769 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-27 23:40:16,770 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 23:40:16,770 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-27 23:40:16,770 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-27 23:40:16,770 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-27 23:40:16,770 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-27 23:40:16,771 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-27 23:40:16,771 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-27 23:40:16,771 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-27 23:40:16,771 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-27 23:40:16,772 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-27 23:40:16,772 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-27 23:40:16,772 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_43f41aa6-139c-44f8-93af-3761b8f85704/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 -> 3ad0527d8972158d721d810d47d1a1d5d2a58507963c43f16ffd283735cf830c [2024-11-27 23:40:17,200 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-27 23:40:17,211 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-27 23:40:17,214 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-27 23:40:17,215 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-27 23:40:17,216 INFO L274 PluginConnector]: CDTParser initialized [2024-11-27 23:40:17,217 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43f41aa6-139c-44f8-93af-3761b8f85704/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-4.i [2024-11-27 23:40:20,893 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43f41aa6-139c-44f8-93af-3761b8f85704/bin/uautomizer-verify-aQ6SnzHsRB/data/824760923/ae9de6d3d67343f19263920701ae0f6a/FLAGcbaf839c2 [2024-11-27 23:40:21,255 INFO L384 CDTParser]: Found 1 translation units. [2024-11-27 23:40:21,261 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43f41aa6-139c-44f8-93af-3761b8f85704/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-4.i [2024-11-27 23:40:21,278 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43f41aa6-139c-44f8-93af-3761b8f85704/bin/uautomizer-verify-aQ6SnzHsRB/data/824760923/ae9de6d3d67343f19263920701ae0f6a/FLAGcbaf839c2 [2024-11-27 23:40:21,474 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43f41aa6-139c-44f8-93af-3761b8f85704/bin/uautomizer-verify-aQ6SnzHsRB/data/824760923/ae9de6d3d67343f19263920701ae0f6a [2024-11-27 23:40:21,477 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-27 23:40:21,479 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-27 23:40:21,483 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-27 23:40:21,484 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-27 23:40:21,489 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-27 23:40:21,490 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:40:21" (1/1) ... [2024-11-27 23:40:21,491 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@447add17 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:40:21, skipping insertion in model container [2024-11-27 23:40:21,494 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:40:21" (1/1) ... [2024-11-27 23:40:21,526 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-27 23:40:21,751 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_43f41aa6-139c-44f8-93af-3761b8f85704/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-4.i[918,931] [2024-11-27 23:40:21,902 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-27 23:40:21,921 INFO L200 MainTranslator]: Completed pre-run [2024-11-27 23:40:21,939 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_43f41aa6-139c-44f8-93af-3761b8f85704/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-4.i[918,931] [2024-11-27 23:40:22,028 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-27 23:40:22,059 INFO L204 MainTranslator]: Completed translation [2024-11-27 23:40:22,060 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:40:22 WrapperNode [2024-11-27 23:40:22,062 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-27 23:40:22,063 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-27 23:40:22,064 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-27 23:40:22,064 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-27 23:40:22,079 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:40:22" (1/1) ... [2024-11-27 23:40:22,102 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:40:22" (1/1) ... [2024-11-27 23:40:22,153 INFO L138 Inliner]: procedures = 27, calls = 46, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 209 [2024-11-27 23:40:22,157 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-27 23:40:22,162 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-27 23:40:22,162 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-27 23:40:22,163 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-27 23:40:22,179 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:40:22" (1/1) ... [2024-11-27 23:40:22,180 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:40:22" (1/1) ... [2024-11-27 23:40:22,185 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:40:22" (1/1) ... [2024-11-27 23:40:22,218 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-27 23:40:22,218 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:40:22" (1/1) ... [2024-11-27 23:40:22,218 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:40:22" (1/1) ... [2024-11-27 23:40:22,234 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:40:22" (1/1) ... [2024-11-27 23:40:22,235 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:40:22" (1/1) ... [2024-11-27 23:40:22,241 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:40:22" (1/1) ... [2024-11-27 23:40:22,246 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:40:22" (1/1) ... [2024-11-27 23:40:22,252 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:40:22" (1/1) ... [2024-11-27 23:40:22,263 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-27 23:40:22,264 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-27 23:40:22,264 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-27 23:40:22,264 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-27 23:40:22,266 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:40:22" (1/1) ... [2024-11-27 23:40:22,273 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 23:40:22,289 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43f41aa6-139c-44f8-93af-3761b8f85704/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 23:40:22,305 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43f41aa6-139c-44f8-93af-3761b8f85704/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-27 23:40:22,309 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43f41aa6-139c-44f8-93af-3761b8f85704/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-27 23:40:22,337 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-27 23:40:22,337 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-27 23:40:22,338 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-27 23:40:22,338 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-27 23:40:22,338 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-27 23:40:22,338 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-27 23:40:22,454 INFO L234 CfgBuilder]: Building ICFG [2024-11-27 23:40:22,456 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-27 23:40:23,677 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-27 23:40:23,678 INFO L283 CfgBuilder]: Performing block encoding [2024-11-27 23:40:23,698 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-27 23:40:23,699 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-27 23:40:23,700 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 11:40:23 BoogieIcfgContainer [2024-11-27 23:40:23,701 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-27 23:40:23,704 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-27 23:40:23,705 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-27 23:40:23,711 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-27 23:40:23,711 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.11 11:40:21" (1/3) ... [2024-11-27 23:40:23,712 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4dc3f4c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.11 11:40:23, skipping insertion in model container [2024-11-27 23:40:23,713 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:40:22" (2/3) ... [2024-11-27 23:40:23,713 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4dc3f4c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.11 11:40:23, skipping insertion in model container [2024-11-27 23:40:23,714 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 11:40:23" (3/3) ... [2024-11-27 23:40:23,715 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-ci_file-4.i [2024-11-27 23:40:23,735 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-27 23:40:23,736 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodestructure_filler-pr-ci_file-4.i that has 2 procedures, 97 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-27 23:40:23,818 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-27 23:40:23,836 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;@3f54ed1b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-27 23:40:23,836 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-27 23:40:23,841 INFO L276 IsEmpty]: Start isEmpty. Operand has 97 states, 61 states have (on average 1.4426229508196722) internal successors, (88), 62 states have internal predecessors, (88), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2024-11-27 23:40:23,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2024-11-27 23:40:23,860 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:40:23,861 INFO L218 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 23:40:23,861 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 23:40:23,867 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:40:23,868 INFO L85 PathProgramCache]: Analyzing trace with hash 1937416607, now seen corresponding path program 1 times [2024-11-27 23:40:23,882 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-27 23:40:23,883 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1782519813] [2024-11-27 23:40:23,883 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:40:23,884 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-27 23:40:23,884 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43f41aa6-139c-44f8-93af-3761b8f85704/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-27 23:40:23,887 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43f41aa6-139c-44f8-93af-3761b8f85704/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-27 23:40:23,891 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43f41aa6-139c-44f8-93af-3761b8f85704/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-11-27 23:40:24,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:40:24,482 INFO L256 TraceCheckSpWp]: Trace formula consists of 341 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-27 23:40:24,504 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 23:40:24,577 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 688 proven. 0 refuted. 0 times theorem prover too weak. 1424 trivial. 0 not checked. [2024-11-27 23:40:24,577 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-27 23:40:24,578 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-27 23:40:24,581 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1782519813] [2024-11-27 23:40:24,582 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1782519813] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 23:40:24,582 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 23:40:24,582 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-27 23:40:24,584 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2131862927] [2024-11-27 23:40:24,586 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 23:40:24,592 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-27 23:40:24,592 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-27 23:40:24,618 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-27 23:40:24,619 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-27 23:40:24,623 INFO L87 Difference]: Start difference. First operand has 97 states, 61 states have (on average 1.4426229508196722) internal successors, (88), 62 states have internal predecessors, (88), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) Second operand has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2024-11-27 23:40:24,685 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 23:40:24,685 INFO L93 Difference]: Finished difference Result 187 states and 335 transitions. [2024-11-27 23:40:24,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-27 23:40:24,688 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) Word has length 209 [2024-11-27 23:40:24,689 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 23:40:24,700 INFO L225 Difference]: With dead ends: 187 [2024-11-27 23:40:24,700 INFO L226 Difference]: Without dead ends: 93 [2024-11-27 23:40:24,704 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 208 GetRequests, 208 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-27 23:40:24,708 INFO L435 NwaCegarLoop]: 146 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, 146 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-27 23:40:24,710 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 146 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-27 23:40:24,723 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93 states. [2024-11-27 23:40:24,771 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93 to 93. [2024-11-27 23:40:24,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 93 states, 58 states have (on average 1.3793103448275863) internal successors, (80), 58 states have internal predecessors, (80), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2024-11-27 23:40:24,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 146 transitions. [2024-11-27 23:40:24,781 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 146 transitions. Word has length 209 [2024-11-27 23:40:24,781 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 23:40:24,781 INFO L471 AbstractCegarLoop]: Abstraction has 93 states and 146 transitions. [2024-11-27 23:40:24,782 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2024-11-27 23:40:24,782 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 146 transitions. [2024-11-27 23:40:24,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2024-11-27 23:40:24,788 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:40:24,788 INFO L218 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 23:40:24,801 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43f41aa6-139c-44f8-93af-3761b8f85704/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2024-11-27 23:40:24,992 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43f41aa6-139c-44f8-93af-3761b8f85704/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-27 23:40:24,993 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 23:40:24,994 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:40:24,994 INFO L85 PathProgramCache]: Analyzing trace with hash -98859378, now seen corresponding path program 1 times [2024-11-27 23:40:24,995 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-27 23:40:24,995 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1944692255] [2024-11-27 23:40:24,995 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:40:24,995 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-27 23:40:24,995 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43f41aa6-139c-44f8-93af-3761b8f85704/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-27 23:40:24,998 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43f41aa6-139c-44f8-93af-3761b8f85704/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-27 23:40:25,002 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43f41aa6-139c-44f8-93af-3761b8f85704/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-11-27 23:40:25,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:40:25,446 INFO L256 TraceCheckSpWp]: Trace formula consists of 343 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-27 23:40:25,464 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 23:40:27,759 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 309 proven. 177 refuted. 0 times theorem prover too weak. 1626 trivial. 0 not checked. [2024-11-27 23:40:27,759 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-27 23:40:29,167 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 9 proven. 180 refuted. 0 times theorem prover too weak. 1923 trivial. 0 not checked. [2024-11-27 23:40:29,168 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-27 23:40:29,168 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1944692255] [2024-11-27 23:40:29,168 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1944692255] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-27 23:40:29,168 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-27 23:40:29,169 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 14 [2024-11-27 23:40:29,169 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [587442349] [2024-11-27 23:40:29,169 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-27 23:40:29,173 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-27 23:40:29,174 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-27 23:40:29,177 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-27 23:40:29,178 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=128, Unknown=0, NotChecked=0, Total=182 [2024-11-27 23:40:29,178 INFO L87 Difference]: Start difference. First operand 93 states and 146 transitions. Second operand has 14 states, 14 states have (on average 4.714285714285714) internal successors, (66), 14 states have internal predecessors, (66), 3 states have call successors, (64), 3 states have call predecessors, (64), 7 states have return successors, (65), 3 states have call predecessors, (65), 3 states have call successors, (65) [2024-11-27 23:40:31,656 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 23:40:31,656 INFO L93 Difference]: Finished difference Result 216 states and 327 transitions. [2024-11-27 23:40:31,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-27 23:40:31,657 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 4.714285714285714) internal successors, (66), 14 states have internal predecessors, (66), 3 states have call successors, (64), 3 states have call predecessors, (64), 7 states have return successors, (65), 3 states have call predecessors, (65), 3 states have call successors, (65) Word has length 210 [2024-11-27 23:40:31,659 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 23:40:31,662 INFO L225 Difference]: With dead ends: 216 [2024-11-27 23:40:31,665 INFO L226 Difference]: Without dead ends: 126 [2024-11-27 23:40:31,667 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 428 GetRequests, 405 SyntacticMatches, 2 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=155, Invalid=351, Unknown=0, NotChecked=0, Total=506 [2024-11-27 23:40:31,668 INFO L435 NwaCegarLoop]: 99 mSDtfsCounter, 169 mSDsluCounter, 335 mSDsCounter, 0 mSdLazyCounter, 416 mSolverCounterSat, 32 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 171 SdHoareTripleChecker+Valid, 434 SdHoareTripleChecker+Invalid, 448 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 32 IncrementalHoareTripleChecker+Valid, 416 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2024-11-27 23:40:31,668 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [171 Valid, 434 Invalid, 448 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [32 Valid, 416 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2024-11-27 23:40:31,669 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 126 states. [2024-11-27 23:40:31,702 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 126 to 109. [2024-11-27 23:40:31,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 109 states, 72 states have (on average 1.2916666666666667) internal successors, (93), 72 states have internal predecessors, (93), 33 states have call successors, (33), 3 states have call predecessors, (33), 3 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2024-11-27 23:40:31,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 159 transitions. [2024-11-27 23:40:31,705 INFO L78 Accepts]: Start accepts. Automaton has 109 states and 159 transitions. Word has length 210 [2024-11-27 23:40:31,707 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 23:40:31,707 INFO L471 AbstractCegarLoop]: Abstraction has 109 states and 159 transitions. [2024-11-27 23:40:31,707 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 4.714285714285714) internal successors, (66), 14 states have internal predecessors, (66), 3 states have call successors, (64), 3 states have call predecessors, (64), 7 states have return successors, (65), 3 states have call predecessors, (65), 3 states have call successors, (65) [2024-11-27 23:40:31,707 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 159 transitions. [2024-11-27 23:40:31,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2024-11-27 23:40:31,712 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:40:31,712 INFO L218 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 23:40:31,723 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43f41aa6-139c-44f8-93af-3761b8f85704/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2024-11-27 23:40:31,916 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43f41aa6-139c-44f8-93af-3761b8f85704/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-27 23:40:31,917 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 23:40:31,917 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:40:31,918 INFO L85 PathProgramCache]: Analyzing trace with hash -1242784249, now seen corresponding path program 1 times [2024-11-27 23:40:31,918 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-27 23:40:31,918 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [99683798] [2024-11-27 23:40:31,919 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:40:31,919 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-27 23:40:31,919 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43f41aa6-139c-44f8-93af-3761b8f85704/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-27 23:40:31,922 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43f41aa6-139c-44f8-93af-3761b8f85704/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-27 23:40:31,924 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43f41aa6-139c-44f8-93af-3761b8f85704/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2024-11-27 23:40:32,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:40:32,357 INFO L256 TraceCheckSpWp]: Trace formula consists of 345 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-27 23:40:32,368 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 23:40:33,352 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2024-11-27 23:40:33,353 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-27 23:40:33,353 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-27 23:40:33,353 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [99683798] [2024-11-27 23:40:33,353 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [99683798] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 23:40:33,354 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 23:40:33,354 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-27 23:40:33,354 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [299771689] [2024-11-27 23:40:33,354 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 23:40:33,355 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-27 23:40:33,355 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-27 23:40:33,356 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-27 23:40:33,356 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-27 23:40:33,356 INFO L87 Difference]: Start difference. First operand 109 states and 159 transitions. Second operand has 5 states, 5 states have (on average 9.8) internal successors, (49), 4 states have internal predecessors, (49), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2024-11-27 23:40:35,264 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 23:40:35,264 INFO L93 Difference]: Finished difference Result 312 states and 457 transitions. [2024-11-27 23:40:35,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-27 23:40:35,265 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 4 states have internal predecessors, (49), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) Word has length 211 [2024-11-27 23:40:35,266 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 23:40:35,269 INFO L225 Difference]: With dead ends: 312 [2024-11-27 23:40:35,269 INFO L226 Difference]: Without dead ends: 206 [2024-11-27 23:40:35,270 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 211 GetRequests, 207 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2024-11-27 23:40:35,271 INFO L435 NwaCegarLoop]: 226 mSDtfsCounter, 185 mSDsluCounter, 144 mSDsCounter, 0 mSdLazyCounter, 265 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 185 SdHoareTripleChecker+Valid, 370 SdHoareTripleChecker+Invalid, 267 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 265 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2024-11-27 23:40:35,272 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [185 Valid, 370 Invalid, 267 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 265 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2024-11-27 23:40:35,273 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 206 states. [2024-11-27 23:40:35,322 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 206 to 202. [2024-11-27 23:40:35,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 202 states, 129 states have (on average 1.248062015503876) internal successors, (161), 129 states have internal predecessors, (161), 66 states have call successors, (66), 6 states have call predecessors, (66), 6 states have return successors, (66), 66 states have call predecessors, (66), 66 states have call successors, (66) [2024-11-27 23:40:35,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 202 states and 293 transitions. [2024-11-27 23:40:35,326 INFO L78 Accepts]: Start accepts. Automaton has 202 states and 293 transitions. Word has length 211 [2024-11-27 23:40:35,327 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 23:40:35,328 INFO L471 AbstractCegarLoop]: Abstraction has 202 states and 293 transitions. [2024-11-27 23:40:35,328 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 4 states have internal predecessors, (49), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2024-11-27 23:40:35,328 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 293 transitions. [2024-11-27 23:40:35,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2024-11-27 23:40:35,332 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:40:35,333 INFO L218 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 23:40:35,344 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43f41aa6-139c-44f8-93af-3761b8f85704/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)] Forceful destruction successful, exit code 0 [2024-11-27 23:40:35,534 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43f41aa6-139c-44f8-93af-3761b8f85704/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-27 23:40:35,534 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 23:40:35,534 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:40:35,535 INFO L85 PathProgramCache]: Analyzing trace with hash -984618811, now seen corresponding path program 1 times [2024-11-27 23:40:35,535 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-27 23:40:35,535 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1347646909] [2024-11-27 23:40:35,536 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:40:35,536 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-27 23:40:35,536 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43f41aa6-139c-44f8-93af-3761b8f85704/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-27 23:40:35,540 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43f41aa6-139c-44f8-93af-3761b8f85704/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-27 23:40:35,541 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43f41aa6-139c-44f8-93af-3761b8f85704/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2024-11-27 23:40:35,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:40:35,954 INFO L256 TraceCheckSpWp]: Trace formula consists of 345 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-27 23:40:35,960 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 23:40:38,999 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 816 proven. 72 refuted. 0 times theorem prover too weak. 1224 trivial. 0 not checked. [2024-11-27 23:40:38,999 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-27 23:40:39,515 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-27 23:40:39,515 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1347646909] [2024-11-27 23:40:39,515 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1347646909] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-27 23:40:39,515 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1505715008] [2024-11-27 23:40:39,515 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:40:39,516 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-27 23:40:39,516 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43f41aa6-139c-44f8-93af-3761b8f85704/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 [2024-11-27 23:40:39,518 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43f41aa6-139c-44f8-93af-3761b8f85704/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-27 23:40:39,520 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43f41aa6-139c-44f8-93af-3761b8f85704/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-27 23:40:40,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:40:40,777 INFO L256 TraceCheckSpWp]: Trace formula consists of 345 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-27 23:40:40,784 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 23:40:43,703 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 932 proven. 135 refuted. 0 times theorem prover too weak. 1045 trivial. 0 not checked. [2024-11-27 23:40:43,704 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-27 23:40:44,326 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1505715008] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-27 23:40:44,327 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-27 23:40:44,327 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 10] total 16 [2024-11-27 23:40:44,327 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1141836292] [2024-11-27 23:40:44,327 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-27 23:40:44,328 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2024-11-27 23:40:44,328 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-27 23:40:44,329 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2024-11-27 23:40:44,330 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=76, Invalid=344, Unknown=0, NotChecked=0, Total=420 [2024-11-27 23:40:44,330 INFO L87 Difference]: Start difference. First operand 202 states and 293 transitions. Second operand has 17 states, 17 states have (on average 6.0) internal successors, (102), 16 states have internal predecessors, (102), 5 states have call successors, (66), 5 states have call predecessors, (66), 8 states have return successors, (66), 5 states have call predecessors, (66), 5 states have call successors, (66) [2024-11-27 23:40:51,962 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 23:40:51,962 INFO L93 Difference]: Finished difference Result 542 states and 764 transitions. [2024-11-27 23:40:51,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-11-27 23:40:51,964 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 6.0) internal successors, (102), 16 states have internal predecessors, (102), 5 states have call successors, (66), 5 states have call predecessors, (66), 8 states have return successors, (66), 5 states have call predecessors, (66), 5 states have call successors, (66) Word has length 211 [2024-11-27 23:40:51,965 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 23:40:51,971 INFO L225 Difference]: With dead ends: 542 [2024-11-27 23:40:51,971 INFO L226 Difference]: Without dead ends: 343 [2024-11-27 23:40:51,972 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 492 GetRequests, 453 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 347 ImplicationChecksByTransitivity, 2.9s TimeCoverageRelationStatistics Valid=444, Invalid=1196, Unknown=0, NotChecked=0, Total=1640 [2024-11-27 23:40:51,973 INFO L435 NwaCegarLoop]: 158 mSDtfsCounter, 588 mSDsluCounter, 493 mSDsCounter, 0 mSdLazyCounter, 928 mSolverCounterSat, 343 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 588 SdHoareTripleChecker+Valid, 651 SdHoareTripleChecker+Invalid, 1271 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 343 IncrementalHoareTripleChecker+Valid, 928 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.7s IncrementalHoareTripleChecker+Time [2024-11-27 23:40:51,974 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [588 Valid, 651 Invalid, 1271 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [343 Valid, 928 Invalid, 0 Unknown, 0 Unchecked, 5.7s Time] [2024-11-27 23:40:51,975 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 343 states. [2024-11-27 23:40:52,057 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 343 to 320. [2024-11-27 23:40:52,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 320 states, 205 states have (on average 1.2146341463414634) internal successors, (249), 205 states have internal predecessors, (249), 99 states have call successors, (99), 15 states have call predecessors, (99), 15 states have return successors, (99), 99 states have call predecessors, (99), 99 states have call successors, (99) [2024-11-27 23:40:52,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 320 states and 447 transitions. [2024-11-27 23:40:52,066 INFO L78 Accepts]: Start accepts. Automaton has 320 states and 447 transitions. Word has length 211 [2024-11-27 23:40:52,068 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 23:40:52,068 INFO L471 AbstractCegarLoop]: Abstraction has 320 states and 447 transitions. [2024-11-27 23:40:52,068 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 6.0) internal successors, (102), 16 states have internal predecessors, (102), 5 states have call successors, (66), 5 states have call predecessors, (66), 8 states have return successors, (66), 5 states have call predecessors, (66), 5 states have call successors, (66) [2024-11-27 23:40:52,069 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 447 transitions. [2024-11-27 23:40:52,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2024-11-27 23:40:52,077 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:40:52,078 INFO L218 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 23:40:52,089 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43f41aa6-139c-44f8-93af-3761b8f85704/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-11-27 23:40:52,286 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43f41aa6-139c-44f8-93af-3761b8f85704/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Ended with exit code 0 [2024-11-27 23:40:52,478 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43f41aa6-139c-44f8-93af-3761b8f85704/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43f41aa6-139c-44f8-93af-3761b8f85704/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-27 23:40:52,479 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 23:40:52,479 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:40:52,479 INFO L85 PathProgramCache]: Analyzing trace with hash 1621404743, now seen corresponding path program 1 times [2024-11-27 23:40:52,480 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-27 23:40:52,480 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1182165138] [2024-11-27 23:40:52,480 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:40:52,481 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-27 23:40:52,481 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43f41aa6-139c-44f8-93af-3761b8f85704/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-27 23:40:52,485 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43f41aa6-139c-44f8-93af-3761b8f85704/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-27 23:40:52,486 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43f41aa6-139c-44f8-93af-3761b8f85704/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2024-11-27 23:40:52,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:40:52,828 INFO L256 TraceCheckSpWp]: Trace formula consists of 344 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-27 23:40:52,833 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 23:40:54,391 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2024-11-27 23:40:54,391 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-27 23:40:54,391 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-27 23:40:54,392 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1182165138] [2024-11-27 23:40:54,394 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1182165138] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 23:40:54,394 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 23:40:54,394 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-27 23:40:54,394 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1677310608] [2024-11-27 23:40:54,394 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 23:40:54,395 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-27 23:40:54,395 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-27 23:40:54,396 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-27 23:40:54,396 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-27 23:40:54,396 INFO L87 Difference]: Start difference. First operand 320 states and 447 transitions. Second operand has 5 states, 5 states have (on average 9.8) internal successors, (49), 4 states have internal predecessors, (49), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2024-11-27 23:40:56,032 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 23:40:56,032 INFO L93 Difference]: Finished difference Result 529 states and 734 transitions. [2024-11-27 23:40:56,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-27 23:40:56,047 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 4 states have internal predecessors, (49), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) Word has length 211 [2024-11-27 23:40:56,048 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 23:40:56,050 INFO L225 Difference]: With dead ends: 529 [2024-11-27 23:40:56,050 INFO L226 Difference]: Without dead ends: 212 [2024-11-27 23:40:56,051 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 212 GetRequests, 207 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-27 23:40:56,052 INFO L435 NwaCegarLoop]: 127 mSDtfsCounter, 74 mSDsluCounter, 297 mSDsCounter, 0 mSdLazyCounter, 106 mSolverCounterSat, 67 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 74 SdHoareTripleChecker+Valid, 424 SdHoareTripleChecker+Invalid, 173 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 67 IncrementalHoareTripleChecker+Valid, 106 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2024-11-27 23:40:56,053 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [74 Valid, 424 Invalid, 173 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [67 Valid, 106 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2024-11-27 23:40:56,054 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 212 states. [2024-11-27 23:40:56,113 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 212 to 188. [2024-11-27 23:40:56,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 188 states, 111 states have (on average 1.1441441441441442) internal successors, (127), 111 states have internal predecessors, (127), 66 states have call successors, (66), 10 states have call predecessors, (66), 10 states have return successors, (66), 66 states have call predecessors, (66), 66 states have call successors, (66) [2024-11-27 23:40:56,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 188 states and 259 transitions. [2024-11-27 23:40:56,116 INFO L78 Accepts]: Start accepts. Automaton has 188 states and 259 transitions. Word has length 211 [2024-11-27 23:40:56,117 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 23:40:56,117 INFO L471 AbstractCegarLoop]: Abstraction has 188 states and 259 transitions. [2024-11-27 23:40:56,117 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 4 states have internal predecessors, (49), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2024-11-27 23:40:56,117 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 259 transitions. [2024-11-27 23:40:56,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2024-11-27 23:40:56,121 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:40:56,121 INFO L218 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 23:40:56,134 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43f41aa6-139c-44f8-93af-3761b8f85704/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Ended with exit code 0 [2024-11-27 23:40:56,325 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43f41aa6-139c-44f8-93af-3761b8f85704/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-27 23:40:56,326 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 23:40:56,326 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:40:56,326 INFO L85 PathProgramCache]: Analyzing trace with hash -523530673, now seen corresponding path program 1 times [2024-11-27 23:40:56,327 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-27 23:40:56,327 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [811176117] [2024-11-27 23:40:56,327 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:40:56,327 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-27 23:40:56,328 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43f41aa6-139c-44f8-93af-3761b8f85704/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-27 23:40:56,330 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43f41aa6-139c-44f8-93af-3761b8f85704/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-27 23:40:56,333 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43f41aa6-139c-44f8-93af-3761b8f85704/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2024-11-27 23:40:56,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:40:56,644 INFO L256 TraceCheckSpWp]: Trace formula consists of 346 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-27 23:40:56,651 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 23:41:01,351 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 46 proven. 800 refuted. 0 times theorem prover too weak. 1266 trivial. 0 not checked. [2024-11-27 23:41:01,352 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-27 23:41:02,287 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-27 23:41:02,287 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [811176117] [2024-11-27 23:41:02,287 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [811176117] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-27 23:41:02,287 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1068887460] [2024-11-27 23:41:02,287 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:41:02,288 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-27 23:41:02,288 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43f41aa6-139c-44f8-93af-3761b8f85704/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 [2024-11-27 23:41:02,290 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43f41aa6-139c-44f8-93af-3761b8f85704/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-27 23:41:02,291 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43f41aa6-139c-44f8-93af-3761b8f85704/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-11-27 23:41:03,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:41:03,444 INFO L256 TraceCheckSpWp]: Trace formula consists of 346 conjuncts, 25 conjuncts are in the unsatisfiable core [2024-11-27 23:41:03,453 INFO L279 TraceCheckSpWp]: Computing forward predicates...