./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-54.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6497de01 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa0ad7d4-2f7b-4242-a49d-b99a8f9649ff/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa0ad7d4-2f7b-4242-a49d-b99a8f9649ff/bin/uautomizer-verify-LYvppIcaGC/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa0ad7d4-2f7b-4242-a49d-b99a8f9649ff/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa0ad7d4-2f7b-4242-a49d-b99a8f9649ff/bin/uautomizer-verify-LYvppIcaGC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-54.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa0ad7d4-2f7b-4242-a49d-b99a8f9649ff/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa0ad7d4-2f7b-4242-a49d-b99a8f9649ff/bin/uautomizer-verify-LYvppIcaGC --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 013cee657358eefc857795aa5f6e32aab15d5145c28e4306b26dd7ea01ffb375 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-6497de0 [2024-11-24 01:21:10,044 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-24 01:21:10,129 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa0ad7d4-2f7b-4242-a49d-b99a8f9649ff/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-24 01:21:10,134 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-24 01:21:10,135 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-24 01:21:10,180 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-24 01:21:10,180 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-24 01:21:10,181 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-24 01:21:10,181 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-24 01:21:10,182 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-24 01:21:10,182 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-24 01:21:10,183 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-24 01:21:10,183 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-24 01:21:10,183 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-24 01:21:10,184 INFO L153 SettingsManager]: * Use SBE=true [2024-11-24 01:21:10,184 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-24 01:21:10,184 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-24 01:21:10,184 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-24 01:21:10,184 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-24 01:21:10,184 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-24 01:21:10,184 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-24 01:21:10,185 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-24 01:21:10,185 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-24 01:21:10,185 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-24 01:21:10,186 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-24 01:21:10,186 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-24 01:21:10,186 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-24 01:21:10,186 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-24 01:21:10,186 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-24 01:21:10,186 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-24 01:21:10,186 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-24 01:21:10,187 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-24 01:21:10,187 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 01:21:10,187 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-24 01:21:10,187 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-24 01:21:10,188 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-24 01:21:10,188 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-24 01:21:10,188 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 01:21:10,188 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-24 01:21:10,188 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-24 01:21:10,189 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-24 01:21:10,189 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-24 01:21:10,189 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-24 01:21:10,189 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-24 01:21:10,189 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-24 01:21:10,189 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-24 01:21:10,189 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-24 01:21:10,189 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-24 01:21:10,189 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_aa0ad7d4-2f7b-4242-a49d-b99a8f9649ff/bin/uautomizer-verify-LYvppIcaGC 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 -> 013cee657358eefc857795aa5f6e32aab15d5145c28e4306b26dd7ea01ffb375 [2024-11-24 01:21:10,522 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-24 01:21:10,530 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-24 01:21:10,532 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-24 01:21:10,534 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-24 01:21:10,534 INFO L274 PluginConnector]: CDTParser initialized [2024-11-24 01:21:10,535 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa0ad7d4-2f7b-4242-a49d-b99a8f9649ff/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-54.i [2024-11-24 01:21:13,739 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa0ad7d4-2f7b-4242-a49d-b99a8f9649ff/bin/uautomizer-verify-LYvppIcaGC/data/7d299b8f6/e87ecc1e0aae47f6beb930f96b87d22a/FLAGe3b81a4df [2024-11-24 01:21:14,077 INFO L384 CDTParser]: Found 1 translation units. [2024-11-24 01:21:14,082 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa0ad7d4-2f7b-4242-a49d-b99a8f9649ff/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-54.i [2024-11-24 01:21:14,095 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa0ad7d4-2f7b-4242-a49d-b99a8f9649ff/bin/uautomizer-verify-LYvppIcaGC/data/7d299b8f6/e87ecc1e0aae47f6beb930f96b87d22a/FLAGe3b81a4df [2024-11-24 01:21:14,117 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa0ad7d4-2f7b-4242-a49d-b99a8f9649ff/bin/uautomizer-verify-LYvppIcaGC/data/7d299b8f6/e87ecc1e0aae47f6beb930f96b87d22a [2024-11-24 01:21:14,120 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-24 01:21:14,122 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-24 01:21:14,124 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-24 01:21:14,124 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-24 01:21:14,129 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-24 01:21:14,130 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 01:21:14" (1/1) ... [2024-11-24 01:21:14,133 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51a1e95 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:21:14, skipping insertion in model container [2024-11-24 01:21:14,133 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 01:21:14" (1/1) ... [2024-11-24 01:21:14,162 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-24 01:21:14,346 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_aa0ad7d4-2f7b-4242-a49d-b99a8f9649ff/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-54.i[919,932] [2024-11-24 01:21:14,460 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 01:21:14,475 INFO L200 MainTranslator]: Completed pre-run [2024-11-24 01:21:14,487 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_aa0ad7d4-2f7b-4242-a49d-b99a8f9649ff/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-54.i[919,932] [2024-11-24 01:21:14,549 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 01:21:14,569 INFO L204 MainTranslator]: Completed translation [2024-11-24 01:21:14,569 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:21:14 WrapperNode [2024-11-24 01:21:14,569 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-24 01:21:14,570 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-24 01:21:14,570 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-24 01:21:14,571 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-24 01:21:14,577 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:21:14" (1/1) ... [2024-11-24 01:21:14,588 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:21:14" (1/1) ... [2024-11-24 01:21:14,621 INFO L138 Inliner]: procedures = 26, calls = 38, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 198 [2024-11-24 01:21:14,622 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-24 01:21:14,622 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-24 01:21:14,622 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-24 01:21:14,622 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-24 01:21:14,632 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:21:14" (1/1) ... [2024-11-24 01:21:14,632 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:21:14" (1/1) ... [2024-11-24 01:21:14,635 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:21:14" (1/1) ... [2024-11-24 01:21:14,652 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]. [2024-11-24 01:21:14,652 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:21:14" (1/1) ... [2024-11-24 01:21:14,652 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:21:14" (1/1) ... [2024-11-24 01:21:14,660 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:21:14" (1/1) ... [2024-11-24 01:21:14,661 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:21:14" (1/1) ... [2024-11-24 01:21:14,665 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:21:14" (1/1) ... [2024-11-24 01:21:14,671 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:21:14" (1/1) ... [2024-11-24 01:21:14,672 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:21:14" (1/1) ... [2024-11-24 01:21:14,676 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-24 01:21:14,677 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-24 01:21:14,677 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-24 01:21:14,677 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-24 01:21:14,678 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:21:14" (1/1) ... [2024-11-24 01:21:14,684 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 01:21:14,699 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa0ad7d4-2f7b-4242-a49d-b99a8f9649ff/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 01:21:14,715 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa0ad7d4-2f7b-4242-a49d-b99a8f9649ff/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-24 01:21:14,719 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa0ad7d4-2f7b-4242-a49d-b99a8f9649ff/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-24 01:21:14,747 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-24 01:21:14,747 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-24 01:21:14,748 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-24 01:21:14,748 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-24 01:21:14,748 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-24 01:21:14,748 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-24 01:21:14,854 INFO L234 CfgBuilder]: Building ICFG [2024-11-24 01:21:14,857 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-24 01:21:15,353 INFO L? ?]: Removed 16 outVars from TransFormulas that were not future-live. [2024-11-24 01:21:15,353 INFO L283 CfgBuilder]: Performing block encoding [2024-11-24 01:21:15,364 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-24 01:21:15,368 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-24 01:21:15,369 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 01:21:15 BoogieIcfgContainer [2024-11-24 01:21:15,369 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-24 01:21:15,372 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-24 01:21:15,373 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-24 01:21:15,378 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-24 01:21:15,378 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 01:21:14" (1/3) ... [2024-11-24 01:21:15,380 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@189c8bbc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 01:21:15, skipping insertion in model container [2024-11-24 01:21:15,380 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:21:14" (2/3) ... [2024-11-24 01:21:15,381 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@189c8bbc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 01:21:15, skipping insertion in model container [2024-11-24 01:21:15,381 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 01:21:15" (3/3) ... [2024-11-24 01:21:15,383 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-ci_file-54.i [2024-11-24 01:21:15,395 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-24 01:21:15,397 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodestructure_filler-pe-ci_file-54.i that has 2 procedures, 85 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-24 01:21:15,473 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-24 01:21:15,487 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;@35795736, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-24 01:21:15,487 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-24 01:21:15,491 INFO L276 IsEmpty]: Start isEmpty. Operand has 85 states, 57 states have (on average 1.456140350877193) internal successors, (83), 58 states have internal predecessors, (83), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2024-11-24 01:21:15,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2024-11-24 01:21:15,506 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:21:15,507 INFO L218 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:21:15,507 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:21:15,512 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:21:15,513 INFO L85 PathProgramCache]: Analyzing trace with hash 756435362, now seen corresponding path program 1 times [2024-11-24 01:21:15,521 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:21:15,521 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1470227824] [2024-11-24 01:21:15,522 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:21:15,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:21:15,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:21:15,978 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 1152 trivial. 0 not checked. [2024-11-24 01:21:15,978 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:21:15,979 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1470227824] [2024-11-24 01:21:15,980 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1470227824] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-24 01:21:15,983 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [649912906] [2024-11-24 01:21:15,983 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:21:15,983 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 01:21:15,983 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa0ad7d4-2f7b-4242-a49d-b99a8f9649ff/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 01:21:15,989 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa0ad7d4-2f7b-4242-a49d-b99a8f9649ff/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-24 01:21:15,991 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa0ad7d4-2f7b-4242-a49d-b99a8f9649ff/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-24 01:21:16,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:21:16,222 INFO L256 TraceCheckSpWp]: Trace formula consists of 396 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-24 01:21:16,239 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 01:21:16,292 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 1152 trivial. 0 not checked. [2024-11-24 01:21:16,292 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 01:21:16,293 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [649912906] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:21:16,293 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-24 01:21:16,293 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-24 01:21:16,295 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1459230338] [2024-11-24 01:21:16,296 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:21:16,302 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-24 01:21:16,302 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:21:16,326 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-24 01:21:16,327 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-24 01:21:16,330 INFO L87 Difference]: Start difference. First operand has 85 states, 57 states have (on average 1.456140350877193) internal successors, (83), 58 states have internal predecessors, (83), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) Second operand has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 2 states have call successors, (25) [2024-11-24 01:21:16,371 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:21:16,372 INFO L93 Difference]: Finished difference Result 163 states and 285 transitions. [2024-11-24 01:21:16,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-24 01:21:16,375 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 2 states have call successors, (25) Word has length 167 [2024-11-24 01:21:16,375 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:21:16,383 INFO L225 Difference]: With dead ends: 163 [2024-11-24 01:21:16,383 INFO L226 Difference]: Without dead ends: 81 [2024-11-24 01:21:16,387 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 168 GetRequests, 168 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-24 01:21:16,393 INFO L435 NwaCegarLoop]: 126 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, 126 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 [2024-11-24 01:21:16,393 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 126 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-24 01:21:16,408 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 81 states. [2024-11-24 01:21:16,441 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 81 to 81. [2024-11-24 01:21:16,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 81 states, 54 states have (on average 1.4074074074074074) internal successors, (76), 54 states have internal predecessors, (76), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2024-11-24 01:21:16,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 126 transitions. [2024-11-24 01:21:16,453 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 126 transitions. Word has length 167 [2024-11-24 01:21:16,454 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:21:16,454 INFO L471 AbstractCegarLoop]: Abstraction has 81 states and 126 transitions. [2024-11-24 01:21:16,455 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 2 states have call successors, (25) [2024-11-24 01:21:16,455 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 126 transitions. [2024-11-24 01:21:16,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2024-11-24 01:21:16,460 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:21:16,460 INFO L218 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:21:16,471 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa0ad7d4-2f7b-4242-a49d-b99a8f9649ff/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-24 01:21:16,661 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa0ad7d4-2f7b-4242-a49d-b99a8f9649ff/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-24 01:21:16,661 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:21:16,662 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:21:16,662 INFO L85 PathProgramCache]: Analyzing trace with hash -1461536544, now seen corresponding path program 1 times [2024-11-24 01:21:16,662 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:21:16,662 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1744047361] [2024-11-24 01:21:16,662 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:21:16,662 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:21:16,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:21:17,313 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2024-11-24 01:21:17,315 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:21:17,315 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1744047361] [2024-11-24 01:21:17,315 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1744047361] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:21:17,316 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:21:17,316 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-24 01:21:17,316 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [280111414] [2024-11-24 01:21:17,316 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:21:17,317 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-24 01:21:17,317 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:21:17,318 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-24 01:21:17,319 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-24 01:21:17,319 INFO L87 Difference]: Start difference. First operand 81 states and 126 transitions. Second operand has 4 states, 4 states have (on average 11.25) internal successors, (45), 4 states have internal predecessors, (45), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-11-24 01:21:17,511 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:21:17,512 INFO L93 Difference]: Finished difference Result 200 states and 303 transitions. [2024-11-24 01:21:17,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-24 01:21:17,513 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 4 states have internal predecessors, (45), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 167 [2024-11-24 01:21:17,514 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:21:17,517 INFO L225 Difference]: With dead ends: 200 [2024-11-24 01:21:17,518 INFO L226 Difference]: Without dead ends: 122 [2024-11-24 01:21:17,518 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-24 01:21:17,519 INFO L435 NwaCegarLoop]: 122 mSDtfsCounter, 69 mSDsluCounter, 197 mSDsCounter, 0 mSdLazyCounter, 55 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 69 SdHoareTripleChecker+Valid, 319 SdHoareTripleChecker+Invalid, 66 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 55 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-24 01:21:17,519 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [69 Valid, 319 Invalid, 66 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 55 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-24 01:21:17,520 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 122 states. [2024-11-24 01:21:17,543 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 122 to 99. [2024-11-24 01:21:17,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 99 states, 69 states have (on average 1.4057971014492754) internal successors, (97), 70 states have internal predecessors, (97), 27 states have call successors, (27), 2 states have call predecessors, (27), 2 states have return successors, (27), 26 states have call predecessors, (27), 27 states have call successors, (27) [2024-11-24 01:21:17,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 151 transitions. [2024-11-24 01:21:17,547 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 151 transitions. Word has length 167 [2024-11-24 01:21:17,551 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:21:17,551 INFO L471 AbstractCegarLoop]: Abstraction has 99 states and 151 transitions. [2024-11-24 01:21:17,551 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 4 states have internal predecessors, (45), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-11-24 01:21:17,551 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 151 transitions. [2024-11-24 01:21:17,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2024-11-24 01:21:17,556 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:21:17,557 INFO L218 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:21:17,557 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-24 01:21:17,557 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:21:17,558 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:21:17,558 INFO L85 PathProgramCache]: Analyzing trace with hash -200664608, now seen corresponding path program 1 times [2024-11-24 01:21:17,558 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:21:17,558 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [535976722] [2024-11-24 01:21:17,558 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:21:17,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:21:17,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:21:18,026 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2024-11-24 01:21:18,027 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:21:18,027 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [535976722] [2024-11-24 01:21:18,027 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [535976722] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:21:18,028 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:21:18,028 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-24 01:21:18,029 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1419950130] [2024-11-24 01:21:18,029 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:21:18,029 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-24 01:21:18,030 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:21:18,032 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-24 01:21:18,032 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-24 01:21:18,032 INFO L87 Difference]: Start difference. First operand 99 states and 151 transitions. Second operand has 4 states, 4 states have (on average 11.25) internal successors, (45), 4 states have internal predecessors, (45), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-11-24 01:21:18,282 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:21:18,286 INFO L93 Difference]: Finished difference Result 289 states and 443 transitions. [2024-11-24 01:21:18,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-24 01:21:18,287 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 4 states have internal predecessors, (45), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 167 [2024-11-24 01:21:18,288 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:21:18,291 INFO L225 Difference]: With dead ends: 289 [2024-11-24 01:21:18,294 INFO L226 Difference]: Without dead ends: 193 [2024-11-24 01:21:18,295 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-24 01:21:18,296 INFO L435 NwaCegarLoop]: 123 mSDtfsCounter, 87 mSDsluCounter, 238 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 76 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 87 SdHoareTripleChecker+Valid, 361 SdHoareTripleChecker+Invalid, 87 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 76 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-24 01:21:18,299 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [87 Valid, 361 Invalid, 87 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [76 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-24 01:21:18,300 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 193 states. [2024-11-24 01:21:18,356 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 193 to 150. [2024-11-24 01:21:18,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 150 states, 93 states have (on average 1.3010752688172043) internal successors, (121), 94 states have internal predecessors, (121), 52 states have call successors, (52), 4 states have call predecessors, (52), 4 states have return successors, (52), 51 states have call predecessors, (52), 52 states have call successors, (52) [2024-11-24 01:21:18,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 150 states and 225 transitions. [2024-11-24 01:21:18,361 INFO L78 Accepts]: Start accepts. Automaton has 150 states and 225 transitions. Word has length 167 [2024-11-24 01:21:18,362 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:21:18,362 INFO L471 AbstractCegarLoop]: Abstraction has 150 states and 225 transitions. [2024-11-24 01:21:18,363 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 4 states have internal predecessors, (45), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-11-24 01:21:18,364 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 225 transitions. [2024-11-24 01:21:18,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2024-11-24 01:21:18,369 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:21:18,369 INFO L218 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:21:18,370 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-24 01:21:18,370 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:21:18,370 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:21:18,370 INFO L85 PathProgramCache]: Analyzing trace with hash 1833825476, now seen corresponding path program 1 times [2024-11-24 01:21:18,370 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:21:18,370 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1972660564] [2024-11-24 01:21:18,371 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:21:18,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:21:18,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:21:18,882 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2024-11-24 01:21:18,883 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:21:18,883 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1972660564] [2024-11-24 01:21:18,883 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1972660564] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:21:18,884 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:21:18,884 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-24 01:21:18,884 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [673756038] [2024-11-24 01:21:18,884 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:21:18,885 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-24 01:21:18,886 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:21:18,886 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-24 01:21:18,887 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-24 01:21:18,887 INFO L87 Difference]: Start difference. First operand 150 states and 225 transitions. Second operand has 4 states, 4 states have (on average 11.5) internal successors, (46), 4 states have internal predecessors, (46), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-11-24 01:21:18,994 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:21:18,996 INFO L93 Difference]: Finished difference Result 251 states and 382 transitions. [2024-11-24 01:21:18,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-24 01:21:18,997 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.5) internal successors, (46), 4 states have internal predecessors, (46), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 168 [2024-11-24 01:21:19,000 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:21:19,002 INFO L225 Difference]: With dead ends: 251 [2024-11-24 01:21:19,006 INFO L226 Difference]: Without dead ends: 155 [2024-11-24 01:21:19,007 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-24 01:21:19,007 INFO L435 NwaCegarLoop]: 119 mSDtfsCounter, 3 mSDsluCounter, 211 mSDsCounter, 0 mSdLazyCounter, 47 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 330 SdHoareTripleChecker+Invalid, 47 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 47 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-24 01:21:19,008 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 330 Invalid, 47 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 47 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-24 01:21:19,009 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 155 states. [2024-11-24 01:21:19,052 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 155 to 152. [2024-11-24 01:21:19,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 152 states, 95 states have (on average 1.305263157894737) internal successors, (124), 96 states have internal predecessors, (124), 52 states have call successors, (52), 4 states have call predecessors, (52), 4 states have return successors, (52), 51 states have call predecessors, (52), 52 states have call successors, (52) [2024-11-24 01:21:19,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 152 states and 228 transitions. [2024-11-24 01:21:19,057 INFO L78 Accepts]: Start accepts. Automaton has 152 states and 228 transitions. Word has length 168 [2024-11-24 01:21:19,058 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:21:19,059 INFO L471 AbstractCegarLoop]: Abstraction has 152 states and 228 transitions. [2024-11-24 01:21:19,059 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.5) internal successors, (46), 4 states have internal predecessors, (46), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-11-24 01:21:19,060 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 228 transitions. [2024-11-24 01:21:19,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2024-11-24 01:21:19,063 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:21:19,063 INFO L218 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:21:19,063 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-24 01:21:19,064 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:21:19,064 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:21:19,065 INFO L85 PathProgramCache]: Analyzing trace with hash -1781083450, now seen corresponding path program 1 times [2024-11-24 01:21:19,067 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:21:19,067 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [659428937] [2024-11-24 01:21:19,067 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:21:19,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:21:19,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:21:19,645 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 27 proven. 45 refuted. 0 times theorem prover too weak. 1128 trivial. 0 not checked. [2024-11-24 01:21:19,645 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:21:19,645 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [659428937] [2024-11-24 01:21:19,646 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [659428937] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-24 01:21:19,646 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [983948754] [2024-11-24 01:21:19,646 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:21:19,646 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 01:21:19,646 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa0ad7d4-2f7b-4242-a49d-b99a8f9649ff/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 01:21:19,650 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa0ad7d4-2f7b-4242-a49d-b99a8f9649ff/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-24 01:21:19,653 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa0ad7d4-2f7b-4242-a49d-b99a8f9649ff/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-24 01:21:19,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:21:19,839 INFO L256 TraceCheckSpWp]: Trace formula consists of 394 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-24 01:21:19,847 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 01:21:20,220 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 582 proven. 45 refuted. 0 times theorem prover too weak. 573 trivial. 0 not checked. [2024-11-24 01:21:20,221 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-24 01:21:20,599 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 27 proven. 45 refuted. 0 times theorem prover too weak. 1128 trivial. 0 not checked. [2024-11-24 01:21:20,600 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [983948754] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-24 01:21:20,600 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-24 01:21:20,601 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 7 [2024-11-24 01:21:20,601 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1092836868] [2024-11-24 01:21:20,601 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-24 01:21:20,603 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-24 01:21:20,603 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:21:20,603 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-24 01:21:20,605 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-24 01:21:20,605 INFO L87 Difference]: Start difference. First operand 152 states and 228 transitions. Second operand has 7 states, 7 states have (on average 7.857142857142857) internal successors, (55), 7 states have internal predecessors, (55), 2 states have call successors, (40), 2 states have call predecessors, (40), 4 states have return successors, (41), 2 states have call predecessors, (41), 2 states have call successors, (41) [2024-11-24 01:21:20,976 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:21:20,976 INFO L93 Difference]: Finished difference Result 262 states and 389 transitions. [2024-11-24 01:21:20,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-24 01:21:20,977 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.857142857142857) internal successors, (55), 7 states have internal predecessors, (55), 2 states have call successors, (40), 2 states have call predecessors, (40), 4 states have return successors, (41), 2 states have call predecessors, (41), 2 states have call successors, (41) Word has length 168 [2024-11-24 01:21:20,978 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:21:20,981 INFO L225 Difference]: With dead ends: 262 [2024-11-24 01:21:20,982 INFO L226 Difference]: Without dead ends: 164 [2024-11-24 01:21:20,982 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 342 GetRequests, 333 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=38, Invalid=52, Unknown=0, NotChecked=0, Total=90 [2024-11-24 01:21:20,983 INFO L435 NwaCegarLoop]: 113 mSDtfsCounter, 94 mSDsluCounter, 157 mSDsCounter, 0 mSdLazyCounter, 213 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 103 SdHoareTripleChecker+Valid, 270 SdHoareTripleChecker+Invalid, 232 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 213 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-24 01:21:20,985 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [103 Valid, 270 Invalid, 232 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 213 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-24 01:21:20,986 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 164 states. [2024-11-24 01:21:21,016 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 164 to 160. [2024-11-24 01:21:21,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 160 states, 101 states have (on average 1.2673267326732673) internal successors, (128), 102 states have internal predecessors, (128), 52 states have call successors, (52), 6 states have call predecessors, (52), 6 states have return successors, (52), 51 states have call predecessors, (52), 52 states have call successors, (52) [2024-11-24 01:21:21,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 232 transitions. [2024-11-24 01:21:21,018 INFO L78 Accepts]: Start accepts. Automaton has 160 states and 232 transitions. Word has length 168 [2024-11-24 01:21:21,019 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:21:21,019 INFO L471 AbstractCegarLoop]: Abstraction has 160 states and 232 transitions. [2024-11-24 01:21:21,019 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.857142857142857) internal successors, (55), 7 states have internal predecessors, (55), 2 states have call successors, (40), 2 states have call predecessors, (40), 4 states have return successors, (41), 2 states have call predecessors, (41), 2 states have call successors, (41) [2024-11-24 01:21:21,019 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 232 transitions. [2024-11-24 01:21:21,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2024-11-24 01:21:21,021 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:21:21,022 INFO L218 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:21:21,033 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa0ad7d4-2f7b-4242-a49d-b99a8f9649ff/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-24 01:21:21,225 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa0ad7d4-2f7b-4242-a49d-b99a8f9649ff/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 01:21:21,226 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:21:21,226 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:21:21,226 INFO L85 PathProgramCache]: Analyzing trace with hash 1704537220, now seen corresponding path program 1 times [2024-11-24 01:21:21,226 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:21:21,226 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [700170102] [2024-11-24 01:21:21,226 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:21:21,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:21:21,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-24 01:21:21,418 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1058188582] [2024-11-24 01:21:21,419 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:21:21,419 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 01:21:21,419 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa0ad7d4-2f7b-4242-a49d-b99a8f9649ff/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 01:21:21,421 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa0ad7d4-2f7b-4242-a49d-b99a8f9649ff/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-24 01:21:21,426 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa0ad7d4-2f7b-4242-a49d-b99a8f9649ff/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-24 01:21:21,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:21:21,714 INFO L256 TraceCheckSpWp]: Trace formula consists of 391 conjuncts, 58 conjuncts are in the unsatisfiable core [2024-11-24 01:21:21,725 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 01:21:40,893 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 715 proven. 312 refuted. 0 times theorem prover too weak. 173 trivial. 0 not checked. [2024-11-24 01:21:40,894 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-24 01:22:23,276 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:22:23,277 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [700170102] [2024-11-24 01:22:23,277 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-24 01:22:23,277 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1058188582] [2024-11-24 01:22:23,277 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1058188582] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-24 01:22:23,277 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2024-11-24 01:22:23,278 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [30] total 30 [2024-11-24 01:22:23,278 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [530227767] [2024-11-24 01:22:23,278 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2024-11-24 01:22:23,278 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2024-11-24 01:22:23,278 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:22:23,279 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2024-11-24 01:22:23,280 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=338, Invalid=1468, Unknown=0, NotChecked=0, Total=1806 [2024-11-24 01:22:23,281 INFO L87 Difference]: Start difference. First operand 160 states and 232 transitions. Second operand has 30 states, 30 states have (on average 2.6333333333333333) internal successors, (79), 28 states have internal predecessors, (79), 9 states have call successors, (25), 9 states have call predecessors, (25), 12 states have return successors, (25), 9 states have call predecessors, (25), 9 states have call successors, (25) [2024-11-24 01:22:35,443 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Real, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-24 01:22:47,198 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-24 01:22:56,628 WARN L286 SmtUtils]: Spent 5.55s on a formula simplification that was a NOOP. DAG size: 69 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-24 01:23:03,767 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:23:03,767 INFO L93 Difference]: Finished difference Result 551 states and 762 transitions. [2024-11-24 01:23:03,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2024-11-24 01:23:03,768 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 30 states have (on average 2.6333333333333333) internal successors, (79), 28 states have internal predecessors, (79), 9 states have call successors, (25), 9 states have call predecessors, (25), 12 states have return successors, (25), 9 states have call predecessors, (25), 9 states have call successors, (25) Word has length 168 [2024-11-24 01:23:03,770 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:23:03,773 INFO L225 Difference]: With dead ends: 551 [2024-11-24 01:23:03,774 INFO L226 Difference]: Without dead ends: 449 [2024-11-24 01:23:03,775 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 259 GetRequests, 205 SyntacticMatches, 0 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 844 ImplicationChecksByTransitivity, 56.2s TimeCoverageRelationStatistics Valid=596, Invalid=2484, Unknown=0, NotChecked=0, Total=3080 [2024-11-24 01:23:03,776 INFO L435 NwaCegarLoop]: 95 mSDtfsCounter, 747 mSDsluCounter, 534 mSDsCounter, 0 mSdLazyCounter, 1295 mSolverCounterSat, 17 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 24.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 749 SdHoareTripleChecker+Valid, 629 SdHoareTripleChecker+Invalid, 1314 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 1295 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 24.3s IncrementalHoareTripleChecker+Time [2024-11-24 01:23:03,776 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [749 Valid, 629 Invalid, 1314 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [17 Valid, 1295 Invalid, 2 Unknown, 0 Unchecked, 24.3s Time] [2024-11-24 01:23:03,778 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 449 states. [2024-11-24 01:23:03,840 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 449 to 216. [2024-11-24 01:23:03,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 216 states, 145 states have (on average 1.193103448275862) internal successors, (173), 145 states have internal predecessors, (173), 50 states have call successors, (50), 20 states have call predecessors, (50), 20 states have return successors, (50), 50 states have call predecessors, (50), 50 states have call successors, (50) [2024-11-24 01:23:03,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 216 states and 273 transitions. [2024-11-24 01:23:03,843 INFO L78 Accepts]: Start accepts. Automaton has 216 states and 273 transitions. Word has length 168 [2024-11-24 01:23:03,846 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:23:03,846 INFO L471 AbstractCegarLoop]: Abstraction has 216 states and 273 transitions. [2024-11-24 01:23:03,846 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 30 states have (on average 2.6333333333333333) internal successors, (79), 28 states have internal predecessors, (79), 9 states have call successors, (25), 9 states have call predecessors, (25), 12 states have return successors, (25), 9 states have call predecessors, (25), 9 states have call successors, (25) [2024-11-24 01:23:03,846 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 273 transitions. [2024-11-24 01:23:03,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2024-11-24 01:23:03,851 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:23:03,851 INFO L218 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:23:03,863 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa0ad7d4-2f7b-4242-a49d-b99a8f9649ff/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-24 01:23:04,055 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa0ad7d4-2f7b-4242-a49d-b99a8f9649ff/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 01:23:04,056 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:23:04,056 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:23:04,056 INFO L85 PathProgramCache]: Analyzing trace with hash 1117731206, now seen corresponding path program 1 times [2024-11-24 01:23:04,056 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:23:04,056 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1030588987] [2024-11-24 01:23:04,056 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:23:04,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:23:04,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:23:05,608 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 42 proven. 96 refuted. 0 times theorem prover too weak. 1062 trivial. 0 not checked. [2024-11-24 01:23:05,609 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:23:05,609 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1030588987] [2024-11-24 01:23:05,609 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1030588987] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-24 01:23:05,609 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2044068186] [2024-11-24 01:23:05,609 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:23:05,609 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 01:23:05,609 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa0ad7d4-2f7b-4242-a49d-b99a8f9649ff/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 01:23:05,615 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa0ad7d4-2f7b-4242-a49d-b99a8f9649ff/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-24 01:23:05,617 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa0ad7d4-2f7b-4242-a49d-b99a8f9649ff/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-24 01:23:05,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:23:05,808 INFO L256 TraceCheckSpWp]: Trace formula consists of 389 conjuncts, 34 conjuncts are in the unsatisfiable core [2024-11-24 01:23:05,815 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 01:23:07,791 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 683 proven. 195 refuted. 0 times theorem prover too weak. 322 trivial. 0 not checked. [2024-11-24 01:23:07,791 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-24 01:23:09,822 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2044068186] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-24 01:23:09,822 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-24 01:23:09,822 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 18] total 26 [2024-11-24 01:23:09,823 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2103303860] [2024-11-24 01:23:09,823 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-24 01:23:09,823 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2024-11-24 01:23:09,824 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:23:09,825 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2024-11-24 01:23:09,826 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=243, Invalid=1089, Unknown=0, NotChecked=0, Total=1332 [2024-11-24 01:23:09,826 INFO L87 Difference]: Start difference. First operand 216 states and 273 transitions. Second operand has 26 states, 26 states have (on average 3.6923076923076925) internal successors, (96), 25 states have internal predecessors, (96), 8 states have call successors, (49), 5 states have call predecessors, (49), 8 states have return successors, (49), 7 states have call predecessors, (49), 8 states have call successors, (49) [2024-11-24 01:23:22,475 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:23:22,475 INFO L93 Difference]: Finished difference Result 609 states and 819 transitions. [2024-11-24 01:23:22,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-11-24 01:23:22,476 INFO L78 Accepts]: Start accepts. Automaton has has 26 states, 26 states have (on average 3.6923076923076925) internal successors, (96), 25 states have internal predecessors, (96), 8 states have call successors, (49), 5 states have call predecessors, (49), 8 states have return successors, (49), 7 states have call predecessors, (49), 8 states have call successors, (49) Word has length 168 [2024-11-24 01:23:22,476 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:23:22,478 INFO L225 Difference]: With dead ends: 609 [2024-11-24 01:23:22,479 INFO L226 Difference]: Without dead ends: 479 [2024-11-24 01:23:22,483 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 297 GetRequests, 236 SyntacticMatches, 0 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 910 ImplicationChecksByTransitivity, 12.0s TimeCoverageRelationStatistics Valid=741, Invalid=3164, Unknown=1, NotChecked=0, Total=3906 [2024-11-24 01:23:22,485 INFO L435 NwaCegarLoop]: 108 mSDtfsCounter, 1710 mSDsluCounter, 701 mSDsCounter, 0 mSdLazyCounter, 1577 mSolverCounterSat, 59 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1711 SdHoareTripleChecker+Valid, 809 SdHoareTripleChecker+Invalid, 1636 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 59 IncrementalHoareTripleChecker+Valid, 1577 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2024-11-24 01:23:22,485 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1711 Valid, 809 Invalid, 1636 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [59 Valid, 1577 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2024-11-24 01:23:22,486 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 479 states. [2024-11-24 01:23:22,541 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 479 to 240. [2024-11-24 01:23:22,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 240 states, 167 states have (on average 1.221556886227545) internal successors, (204), 167 states have internal predecessors, (204), 50 states have call successors, (50), 22 states have call predecessors, (50), 22 states have return successors, (50), 50 states have call predecessors, (50), 50 states have call successors, (50) [2024-11-24 01:23:22,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 240 states and 304 transitions. [2024-11-24 01:23:22,543 INFO L78 Accepts]: Start accepts. Automaton has 240 states and 304 transitions. Word has length 168 [2024-11-24 01:23:22,544 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:23:22,544 INFO L471 AbstractCegarLoop]: Abstraction has 240 states and 304 transitions. [2024-11-24 01:23:22,544 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 26 states have (on average 3.6923076923076925) internal successors, (96), 25 states have internal predecessors, (96), 8 states have call successors, (49), 5 states have call predecessors, (49), 8 states have return successors, (49), 7 states have call predecessors, (49), 8 states have call successors, (49) [2024-11-24 01:23:22,545 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 304 transitions. [2024-11-24 01:23:22,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2024-11-24 01:23:22,547 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:23:22,547 INFO L218 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:23:22,558 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa0ad7d4-2f7b-4242-a49d-b99a8f9649ff/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-11-24 01:23:22,747 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa0ad7d4-2f7b-4242-a49d-b99a8f9649ff/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2024-11-24 01:23:22,748 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:23:22,748 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:23:22,748 INFO L85 PathProgramCache]: Analyzing trace with hash -289607486, now seen corresponding path program 1 times [2024-11-24 01:23:22,749 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:23:22,749 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1585872073] [2024-11-24 01:23:22,749 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:23:22,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:23:22,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-24 01:23:22,887 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [668996432] [2024-11-24 01:23:22,888 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:23:22,888 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 01:23:22,888 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa0ad7d4-2f7b-4242-a49d-b99a8f9649ff/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 01:23:22,890 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa0ad7d4-2f7b-4242-a49d-b99a8f9649ff/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-24 01:23:22,894 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa0ad7d4-2f7b-4242-a49d-b99a8f9649ff/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-11-24 01:23:23,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 01:23:23,145 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-24 01:23:23,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 01:23:23,371 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-24 01:23:23,372 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-11-24 01:23:23,373 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-24 01:23:23,387 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa0ad7d4-2f7b-4242-a49d-b99a8f9649ff/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2024-11-24 01:23:23,575 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa0ad7d4-2f7b-4242-a49d-b99a8f9649ff/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable7 [2024-11-24 01:23:23,580 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:23:23,701 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-24 01:23:23,705 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.11 01:23:23 BoogieIcfgContainer [2024-11-24 01:23:23,705 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-24 01:23:23,706 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-24 01:23:23,706 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-24 01:23:23,706 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-24 01:23:23,707 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 01:21:15" (3/4) ... [2024-11-24 01:23:23,709 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-24 01:23:23,710 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-24 01:23:23,711 INFO L158 Benchmark]: Toolchain (without parser) took 129589.35ms. Allocated memory was 117.4MB in the beginning and 218.1MB in the end (delta: 100.7MB). Free memory was 92.1MB in the beginning and 158.5MB in the end (delta: -66.4MB). Peak memory consumption was 36.5MB. Max. memory is 16.1GB. [2024-11-24 01:23:23,712 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 117.4MB. Free memory was 72.7MB in the beginning and 72.6MB in the end (delta: 84.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 01:23:23,712 INFO L158 Benchmark]: CACSL2BoogieTranslator took 446.13ms. Allocated memory is still 117.4MB. Free memory was 91.9MB in the beginning and 76.7MB in the end (delta: 15.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-24 01:23:23,712 INFO L158 Benchmark]: Boogie Procedure Inliner took 51.39ms. Allocated memory is still 117.4MB. Free memory was 76.7MB in the beginning and 74.3MB in the end (delta: 2.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 01:23:23,713 INFO L158 Benchmark]: Boogie Preprocessor took 54.30ms. Allocated memory is still 117.4MB. Free memory was 74.3MB in the beginning and 71.1MB in the end (delta: 3.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-24 01:23:23,713 INFO L158 Benchmark]: RCFGBuilder took 692.07ms. Allocated memory is still 117.4MB. Free memory was 71.1MB in the beginning and 49.3MB in the end (delta: 21.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-24 01:23:23,713 INFO L158 Benchmark]: TraceAbstraction took 128333.38ms. Allocated memory was 117.4MB in the beginning and 218.1MB in the end (delta: 100.7MB). Free memory was 48.7MB in the beginning and 158.5MB in the end (delta: -109.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 01:23:23,714 INFO L158 Benchmark]: Witness Printer took 4.74ms. Allocated memory is still 218.1MB. Free memory was 158.5MB in the beginning and 158.5MB in the end (delta: 42.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 01:23:23,715 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41ms. Allocated memory is still 117.4MB. Free memory was 72.7MB in the beginning and 72.6MB in the end (delta: 84.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 446.13ms. Allocated memory is still 117.4MB. Free memory was 91.9MB in the beginning and 76.7MB in the end (delta: 15.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 51.39ms. Allocated memory is still 117.4MB. Free memory was 76.7MB in the beginning and 74.3MB in the end (delta: 2.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 54.30ms. Allocated memory is still 117.4MB. Free memory was 74.3MB in the beginning and 71.1MB in the end (delta: 3.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 692.07ms. Allocated memory is still 117.4MB. Free memory was 71.1MB in the beginning and 49.3MB in the end (delta: 21.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 128333.38ms. Allocated memory was 117.4MB in the beginning and 218.1MB in the end (delta: 100.7MB). Free memory was 48.7MB in the beginning and 158.5MB in the end (delta: -109.9MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.74ms. Allocated memory is still 218.1MB. Free memory was 158.5MB in the beginning and 158.5MB in the end (delta: 42.2kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 81, overapproximation of someBinaryFLOATComparisonOperation at line 150, overapproximation of someBinaryFLOATComparisonOperation at line 156, overapproximation of someBinaryFLOATComparisonOperation at line 94, overapproximation of someBinaryFLOATComparisonOperation at line 154, overapproximation of someBinaryFLOATComparisonOperation at line 152, overapproximation of someBinaryFLOATComparisonOperation at line 91, overapproximation of someBinaryFLOATComparisonOperation at line 168, overapproximation of someBinaryDOUBLEComparisonOperation at line 72, overapproximation of someBinaryDOUBLEComparisonOperation at line 106, overapproximation of someBinaryDOUBLEComparisonOperation at line 145, overapproximation of someBinaryDOUBLEComparisonOperation at line 168, overapproximation of someBinaryDOUBLEComparisonOperation at line 143, overapproximation of someBinaryDOUBLEComparisonOperation at line 114, overapproximation of someUnaryFLOAToperation at line 94. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed short int var_1_1 = -4; [L23] signed short int var_1_4 = 256; [L24] signed short int var_1_5 = 0; [L25] signed short int var_1_6 = 25; [L26] signed short int var_1_8 = 100; [L27] unsigned char var_1_9 = 1; [L28] signed short int var_1_10 = -4; [L29] unsigned char var_1_11 = 0; [L30] unsigned char var_1_12 = 0; [L31] unsigned char var_1_13 = 1; [L32] unsigned long int var_1_14 = 64; [L33] double var_1_15 = 10.3; [L34] double var_1_16 = 128.6; [L35] unsigned long int var_1_17 = 2600113953; [L36] float var_1_18 = 8.25; [L37] float var_1_19 = 31.5; [L38] float var_1_20 = 2.625; [L39] float var_1_21 = 999999999999999.2; [L40] float var_1_22 = 127.5; [L41] float var_1_23 = 4.8; [L42] float var_1_25 = 1000000.2; [L43] unsigned short int var_1_33 = 1; [L44] signed long int var_1_35 = 10; [L45] signed char var_1_36 = -16; [L46] signed char var_1_38 = 32; [L47] signed char var_1_39 = 5; [L48] signed long int var_1_40 = 32; [L49] signed char var_1_43 = -100; [L50] unsigned char last_1_var_1_9 = 1; VAL [isInitial=0, last_1_var_1_9=1, var_1_10=-4, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=256, var_1_5=0, var_1_6=25, var_1_8=100, var_1_9=1] [L172] isInitial = 1 [L173] FCALL initially() [L175] CALL updateLastVariables() [L165] last_1_var_1_9 = var_1_9 VAL [isInitial=1, last_1_var_1_9=1, var_1_10=-4, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=256, var_1_5=0, var_1_6=25, var_1_8=100, var_1_9=1] [L175] RET updateLastVariables() [L176] CALL updateVariables() [L123] var_1_4 = __VERIFIER_nondet_short() [L124] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=-4, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=1, var_1_5=0, var_1_6=25, var_1_8=100, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=-4, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=1, var_1_5=0, var_1_6=25, var_1_8=100, var_1_9=1] [L124] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=-4, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=1, var_1_5=0, var_1_6=25, var_1_8=100, var_1_9=1] [L125] CALL assume_abort_if_not(var_1_4 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=-4, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=1, var_1_5=0, var_1_6=25, var_1_8=100, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=-4, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=1, var_1_5=0, var_1_6=25, var_1_8=100, var_1_9=1] [L125] RET assume_abort_if_not(var_1_4 <= 16383) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=-4, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=1, var_1_5=0, var_1_6=25, var_1_8=100, var_1_9=1] [L126] var_1_5 = __VERIFIER_nondet_short() [L127] CALL assume_abort_if_not(var_1_5 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=-4, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=1, var_1_5=0, var_1_6=25, var_1_8=100, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=-4, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=1, var_1_5=0, var_1_6=25, var_1_8=100, var_1_9=1] [L127] RET assume_abort_if_not(var_1_5 >= -1) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=-4, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=1, var_1_5=0, var_1_6=25, var_1_8=100, var_1_9=1] [L128] CALL assume_abort_if_not(var_1_5 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=-4, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=1, var_1_5=0, var_1_6=25, var_1_8=100, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=-4, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=1, var_1_5=0, var_1_6=25, var_1_8=100, var_1_9=1] [L128] RET assume_abort_if_not(var_1_5 <= 32766) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=-4, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=1, var_1_5=0, var_1_6=25, var_1_8=100, var_1_9=1] [L129] var_1_8 = __VERIFIER_nondet_short() [L130] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=-4, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=1, var_1_5=0, var_1_6=25, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=-4, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=1, var_1_5=0, var_1_6=25, var_1_8=0, var_1_9=1] [L130] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=-4, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=1, var_1_5=0, var_1_6=25, var_1_8=0, var_1_9=1] [L131] CALL assume_abort_if_not(var_1_8 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=-4, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=1, var_1_5=0, var_1_6=25, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=-4, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=1, var_1_5=0, var_1_6=25, var_1_8=0, var_1_9=1] [L131] RET assume_abort_if_not(var_1_8 <= 32766) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=-4, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=1, var_1_5=0, var_1_6=25, var_1_8=0, var_1_9=1] [L132] var_1_10 = __VERIFIER_nondet_short() [L133] CALL assume_abort_if_not(var_1_10 >= -32768) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=2, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=1, var_1_5=0, var_1_6=25, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=2, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=1, var_1_5=0, var_1_6=25, var_1_8=0, var_1_9=1] [L133] RET assume_abort_if_not(var_1_10 >= -32768) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=2, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=1, var_1_5=0, var_1_6=25, var_1_8=0, var_1_9=1] [L134] CALL assume_abort_if_not(var_1_10 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=2, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=1, var_1_5=0, var_1_6=25, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=2, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=1, var_1_5=0, var_1_6=25, var_1_8=0, var_1_9=1] [L134] RET assume_abort_if_not(var_1_10 <= 32767) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=2, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=1, var_1_5=0, var_1_6=25, var_1_8=0, var_1_9=1] [L135] CALL assume_abort_if_not(var_1_10 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=2, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=1, var_1_5=0, var_1_6=25, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=2, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=1, var_1_5=0, var_1_6=25, var_1_8=0, var_1_9=1] [L135] RET assume_abort_if_not(var_1_10 != 0) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=2, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=1, var_1_5=0, var_1_6=25, var_1_8=0, var_1_9=1] [L136] var_1_11 = __VERIFIER_nondet_uchar() [L137] CALL assume_abort_if_not(var_1_11 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=2, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=1, var_1_5=0, var_1_6=25, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=2, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=1, var_1_5=0, var_1_6=25, var_1_8=0, var_1_9=1] [L137] RET assume_abort_if_not(var_1_11 >= 1) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=2, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=1, var_1_5=0, var_1_6=25, var_1_8=0, var_1_9=1] [L138] CALL assume_abort_if_not(var_1_11 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=2, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=1, var_1_5=0, var_1_6=25, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=2, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=1, var_1_5=0, var_1_6=25, var_1_8=0, var_1_9=1] [L138] RET assume_abort_if_not(var_1_11 <= 1) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=2, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=1, var_1_5=0, var_1_6=25, var_1_8=0, var_1_9=1] [L139] var_1_12 = __VERIFIER_nondet_uchar() [L140] CALL assume_abort_if_not(var_1_12 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=2, var_1_11=1, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=1, var_1_5=0, var_1_6=25, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=2, var_1_11=1, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=1, var_1_5=0, var_1_6=25, var_1_8=0, var_1_9=1] [L140] RET assume_abort_if_not(var_1_12 >= 0) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=2, var_1_11=1, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=1, var_1_5=0, var_1_6=25, var_1_8=0, var_1_9=1] [L141] CALL assume_abort_if_not(var_1_12 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=2, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=1, var_1_5=0, var_1_6=25, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=2, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=1, var_1_5=0, var_1_6=25, var_1_8=0, var_1_9=1] [L141] RET assume_abort_if_not(var_1_12 <= 0) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=2, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=1, var_1_5=0, var_1_6=25, var_1_8=0, var_1_9=1] [L142] var_1_15 = __VERIFIER_nondet_double() [L143] CALL assume_abort_if_not((var_1_15 >= 0.0F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854776000e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=2, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=1, var_1_5=0, var_1_6=25, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=2, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=1, var_1_5=0, var_1_6=25, var_1_8=0, var_1_9=1] [L143] RET assume_abort_if_not((var_1_15 >= 0.0F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854776000e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=2, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=1, var_1_5=0, var_1_6=25, var_1_8=0, var_1_9=1] [L144] var_1_16 = __VERIFIER_nondet_double() [L145] CALL assume_abort_if_not((var_1_16 >= 0.0F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854776000e+12F && var_1_16 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=2, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=1, var_1_5=0, var_1_6=25, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=2, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=1, var_1_5=0, var_1_6=25, var_1_8=0, var_1_9=1] [L145] RET assume_abort_if_not((var_1_16 >= 0.0F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854776000e+12F && var_1_16 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=2, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=1, var_1_5=0, var_1_6=25, var_1_8=0, var_1_9=1] [L146] var_1_17 = __VERIFIER_nondet_ulong() [L147] CALL assume_abort_if_not(var_1_17 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=2, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_17=-2147483649, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=1, var_1_5=0, var_1_6=25, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=2, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_17=-2147483649, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=1, var_1_5=0, var_1_6=25, var_1_8=0, var_1_9=1] [L147] RET assume_abort_if_not(var_1_17 >= 2147483647) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=2, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_17=-2147483649, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=1, var_1_5=0, var_1_6=25, var_1_8=0, var_1_9=1] [L148] CALL assume_abort_if_not(var_1_17 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=2, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_17=-2147483649, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=1, var_1_5=0, var_1_6=25, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=2, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_17=-2147483649, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=1, var_1_5=0, var_1_6=25, var_1_8=0, var_1_9=1] [L148] RET assume_abort_if_not(var_1_17 <= 4294967294) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=2, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_17=-2147483649, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=1, var_1_5=0, var_1_6=25, var_1_8=0, var_1_9=1] [L149] var_1_19 = __VERIFIER_nondet_float() [L150] CALL assume_abort_if_not((var_1_19 >= 0.0F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 4611686.018427382800e+12F && var_1_19 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=2, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_17=-2147483649, var_1_18=33/4, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=1, var_1_5=0, var_1_6=25, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=2, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_17=-2147483649, var_1_18=33/4, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=1, var_1_5=0, var_1_6=25, var_1_8=0, var_1_9=1] [L150] RET assume_abort_if_not((var_1_19 >= 0.0F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 4611686.018427382800e+12F && var_1_19 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=2, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_17=-2147483649, var_1_18=33/4, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=1, var_1_5=0, var_1_6=25, var_1_8=0, var_1_9=1] [L151] var_1_20 = __VERIFIER_nondet_float() [L152] CALL assume_abort_if_not((var_1_20 >= 0.0F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 4611686.018427382800e+12F && var_1_20 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=2, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_17=-2147483649, var_1_18=33/4, var_1_1=-4, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=1, var_1_5=0, var_1_6=25, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=2, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_17=-2147483649, var_1_18=33/4, var_1_1=-4, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=1, var_1_5=0, var_1_6=25, var_1_8=0, var_1_9=1] [L152] RET assume_abort_if_not((var_1_20 >= 0.0F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 4611686.018427382800e+12F && var_1_20 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=2, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_17=-2147483649, var_1_18=33/4, var_1_1=-4, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=1, var_1_5=0, var_1_6=25, var_1_8=0, var_1_9=1] [L153] var_1_21 = __VERIFIER_nondet_float() [L154] CALL assume_abort_if_not((var_1_21 >= -230584.3009213691390e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 2305843.009213691390e+12F && var_1_21 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=2, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_17=-2147483649, var_1_18=33/4, var_1_1=-4, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=1, var_1_5=0, var_1_6=25, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=2, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_17=-2147483649, var_1_18=33/4, var_1_1=-4, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=1, var_1_5=0, var_1_6=25, var_1_8=0, var_1_9=1] [L154] RET assume_abort_if_not((var_1_21 >= -230584.3009213691390e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 2305843.009213691390e+12F && var_1_21 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=2, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_17=-2147483649, var_1_18=33/4, var_1_1=-4, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=1, var_1_5=0, var_1_6=25, var_1_8=0, var_1_9=1] [L155] var_1_22 = __VERIFIER_nondet_float() [L156] CALL assume_abort_if_not((var_1_22 >= -230584.3009213691390e+13F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 2305843.009213691390e+12F && var_1_22 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=2, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_17=-2147483649, var_1_18=33/4, var_1_1=-4, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=1, var_1_5=0, var_1_6=25, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=2, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_17=-2147483649, var_1_18=33/4, var_1_1=-4, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=1, var_1_5=0, var_1_6=25, var_1_8=0, var_1_9=1] [L156] RET assume_abort_if_not((var_1_22 >= -230584.3009213691390e+13F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 2305843.009213691390e+12F && var_1_22 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=2, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_17=-2147483649, var_1_18=33/4, var_1_1=-4, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=1, var_1_5=0, var_1_6=25, var_1_8=0, var_1_9=1] [L157] var_1_38 = __VERIFIER_nondet_char() [L158] CALL assume_abort_if_not(var_1_38 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=2, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_17=-2147483649, var_1_18=33/4, var_1_1=-4, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=-127, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=1, var_1_5=0, var_1_6=25, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=2, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_17=-2147483649, var_1_18=33/4, var_1_1=-4, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=-127, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=1, var_1_5=0, var_1_6=25, var_1_8=0, var_1_9=1] [L158] RET assume_abort_if_not(var_1_38 >= -127) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=2, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_17=-2147483649, var_1_18=33/4, var_1_1=-4, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=-127, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=1, var_1_5=0, var_1_6=25, var_1_8=0, var_1_9=1] [L159] CALL assume_abort_if_not(var_1_38 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=2, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_17=-2147483649, var_1_18=33/4, var_1_1=-4, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=-127, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=1, var_1_5=0, var_1_6=25, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=2, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_17=-2147483649, var_1_18=33/4, var_1_1=-4, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=-127, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=1, var_1_5=0, var_1_6=25, var_1_8=0, var_1_9=1] [L159] RET assume_abort_if_not(var_1_38 <= 126) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=2, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_17=-2147483649, var_1_18=33/4, var_1_1=-4, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=-127, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=1, var_1_5=0, var_1_6=25, var_1_8=0, var_1_9=1] [L160] var_1_39 = __VERIFIER_nondet_char() [L161] CALL assume_abort_if_not(var_1_39 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=2, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_17=-2147483649, var_1_18=33/4, var_1_1=-4, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=-127, var_1_39=-127, var_1_40=32, var_1_43=-100, var_1_4=1, var_1_5=0, var_1_6=25, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=2, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_17=-2147483649, var_1_18=33/4, var_1_1=-4, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=-127, var_1_39=-127, var_1_40=32, var_1_43=-100, var_1_4=1, var_1_5=0, var_1_6=25, var_1_8=0, var_1_9=1] [L161] RET assume_abort_if_not(var_1_39 >= -127) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=2, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_17=-2147483649, var_1_18=33/4, var_1_1=-4, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=-127, var_1_39=-127, var_1_40=32, var_1_43=-100, var_1_4=1, var_1_5=0, var_1_6=25, var_1_8=0, var_1_9=1] [L162] CALL assume_abort_if_not(var_1_39 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=2, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_17=-2147483649, var_1_18=33/4, var_1_1=-4, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=-127, var_1_39=-127, var_1_40=32, var_1_43=-100, var_1_4=1, var_1_5=0, var_1_6=25, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=2, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_17=-2147483649, var_1_18=33/4, var_1_1=-4, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=-127, var_1_39=-127, var_1_40=32, var_1_43=-100, var_1_4=1, var_1_5=0, var_1_6=25, var_1_8=0, var_1_9=1] [L162] RET assume_abort_if_not(var_1_39 <= 126) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=2, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_17=-2147483649, var_1_18=33/4, var_1_1=-4, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=-127, var_1_39=-127, var_1_40=32, var_1_43=-100, var_1_4=1, var_1_5=0, var_1_6=25, var_1_8=0, var_1_9=1] [L176] RET updateVariables() [L177] CALL step() [L54] COND TRUE \read(last_1_var_1_9) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=2, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_17=-2147483649, var_1_18=33/4, var_1_1=-4, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=-127, var_1_39=-127, var_1_40=32, var_1_43=-100, var_1_4=1, var_1_5=0, var_1_6=25, var_1_8=0, var_1_9=1] [L55] COND FALSE !(var_1_5 == var_1_4) [L58] var_1_6 = var_1_8 VAL [isInitial=1, last_1_var_1_9=1, var_1_10=2, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_17=-2147483649, var_1_18=33/4, var_1_1=-4, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=-127, var_1_39=-127, var_1_40=32, var_1_43=-100, var_1_4=1, var_1_5=0, var_1_6=0, var_1_8=0, var_1_9=1] [L63] COND FALSE !(-32 >= (var_1_5 - var_1_8)) [L70] var_1_18 = var_1_19 VAL [isInitial=1, last_1_var_1_9=1, var_1_10=2, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_17=-2147483649, var_1_18=2, var_1_19=2, var_1_1=-4, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=-127, var_1_39=-127, var_1_40=32, var_1_43=-100, var_1_4=1, var_1_5=0, var_1_6=0, var_1_8=0, var_1_9=1] [L72] COND TRUE var_1_18 < ((((var_1_18) > ((var_1_15 - var_1_16))) ? (var_1_18) : ((var_1_15 - var_1_16)))) [L73] var_1_14 = (var_1_17 - (var_1_8 + var_1_4)) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=2, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=-2147483650, var_1_17=-2147483649, var_1_18=2, var_1_19=2, var_1_1=-4, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=-127, var_1_39=-127, var_1_40=32, var_1_43=-100, var_1_4=1, var_1_5=0, var_1_6=0, var_1_8=0, var_1_9=1] [L75] unsigned long int stepLocal_0 = var_1_14; VAL [isInitial=1, last_1_var_1_9=1, stepLocal_0=-2147483650, var_1_10=2, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=-2147483650, var_1_17=-2147483649, var_1_18=2, var_1_19=2, var_1_1=-4, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=-127, var_1_39=-127, var_1_40=32, var_1_43=-100, var_1_4=1, var_1_5=0, var_1_6=0, var_1_8=0, var_1_9=1] [L76] COND FALSE !(((var_1_8 % var_1_10) * (8 + var_1_14)) >= stepLocal_0) [L79] var_1_9 = (! var_1_12) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=2, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=-2147483650, var_1_17=-2147483649, var_1_18=2, var_1_19=2, var_1_1=-4, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=-127, var_1_39=-127, var_1_40=32, var_1_43=-100, var_1_4=1, var_1_5=0, var_1_6=0, var_1_8=0, var_1_9=1] [L81] COND TRUE var_1_18 > var_1_18 [L82] var_1_1 = ((((((2 + var_1_4)) < (var_1_5)) ? ((2 + var_1_4)) : (var_1_5))) - 2) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=2, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=-2147483650, var_1_17=-2147483649, var_1_18=2, var_1_19=2, var_1_1=-2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=-127, var_1_39=-127, var_1_40=32, var_1_43=-100, var_1_4=1, var_1_5=0, var_1_6=0, var_1_8=0, var_1_9=1] [L86] unsigned long int stepLocal_1 = (((var_1_14) < (var_1_5)) ? (var_1_14) : (var_1_5)); VAL [isInitial=1, last_1_var_1_9=1, stepLocal_1=0, var_1_10=2, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=-2147483650, var_1_17=-2147483649, var_1_18=2, var_1_19=2, var_1_1=-2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=-127, var_1_39=-127, var_1_40=32, var_1_43=-100, var_1_4=1, var_1_5=0, var_1_6=0, var_1_8=0, var_1_9=1] [L87] COND TRUE ((var_1_8 * var_1_1) + var_1_4) >= stepLocal_1 [L88] var_1_13 = var_1_12 VAL [isInitial=1, last_1_var_1_9=1, var_1_10=2, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=-2147483650, var_1_17=-2147483649, var_1_18=2, var_1_19=2, var_1_1=-2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=-127, var_1_39=-127, var_1_40=32, var_1_43=-100, var_1_4=1, var_1_5=0, var_1_6=0, var_1_8=0, var_1_9=1] [L90] COND TRUE var_1_8 > -64 [L91] var_1_23 = ((((49.2f) > (63.125f)) ? (49.2f) : (63.125f))) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=2, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=-2147483650, var_1_17=-2147483649, var_1_18=2, var_1_19=2, var_1_1=-2, var_1_23=246/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=-127, var_1_39=-127, var_1_40=32, var_1_43=-100, var_1_4=1, var_1_5=0, var_1_6=0, var_1_8=0, var_1_9=1] [L93] COND TRUE var_1_4 >= var_1_8 [L94] var_1_25 = (((((((((((9.999999999999962E13f) < (var_1_19)) ? (9.999999999999962E13f) : (var_1_19))) < 0 ) ? -((((9.999999999999962E13f) < (var_1_19)) ? (9.999999999999962E13f) : (var_1_19))) : ((((9.999999999999962E13f) < (var_1_19)) ? (9.999999999999962E13f) : (var_1_19)))))) > (((((var_1_22) < 0 ) ? -(var_1_22) : (var_1_22))))) ? ((((((((9.999999999999962E13f) < (var_1_19)) ? (9.999999999999962E13f) : (var_1_19))) < 0 ) ? -((((9.999999999999962E13f) < (var_1_19)) ? (9.999999999999962E13f) : (var_1_19))) : ((((9.999999999999962E13f) < (var_1_19)) ? (9.999999999999962E13f) : (var_1_19)))))) : (((((var_1_22) < 0 ) ? -(var_1_22) : (var_1_22)))))) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=2, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=-2147483650, var_1_17=-2147483649, var_1_18=2, var_1_19=2, var_1_1=-2, var_1_22=0, var_1_23=246/5, var_1_25=3, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=-127, var_1_39=-127, var_1_40=32, var_1_43=-100, var_1_4=1, var_1_5=0, var_1_6=0, var_1_8=0, var_1_9=1] [L98] var_1_33 = var_1_8 VAL [isInitial=1, last_1_var_1_9=1, var_1_10=2, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=-2147483650, var_1_17=-2147483649, var_1_18=2, var_1_19=2, var_1_1=-2, var_1_22=0, var_1_23=246/5, var_1_25=3, var_1_33=0, var_1_35=10, var_1_36=-16, var_1_38=-127, var_1_39=-127, var_1_40=32, var_1_43=-100, var_1_4=1, var_1_5=0, var_1_6=0, var_1_8=0, var_1_9=1] [L99] EXPR var_1_14 >> var_1_8 VAL [isInitial=1, last_1_var_1_9=1, var_1_10=2, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=-2147483650, var_1_17=-2147483649, var_1_18=2, var_1_19=2, var_1_1=-2, var_1_22=0, var_1_23=246/5, var_1_25=3, var_1_33=0, var_1_35=10, var_1_36=-16, var_1_38=-127, var_1_39=-127, var_1_40=32, var_1_43=-100, var_1_4=1, var_1_5=0, var_1_6=0, var_1_8=0, var_1_9=1] [L99] EXPR var_1_5 ^ (var_1_14 >> var_1_8) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=2, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=-2147483650, var_1_17=-2147483649, var_1_18=2, var_1_19=2, var_1_1=-2, var_1_22=0, var_1_23=246/5, var_1_25=3, var_1_33=0, var_1_35=10, var_1_36=-16, var_1_38=-127, var_1_39=-127, var_1_40=32, var_1_43=-100, var_1_4=1, var_1_5=0, var_1_6=0, var_1_8=0, var_1_9=1] [L99] COND FALSE !((var_1_5 ^ (var_1_14 >> var_1_8)) < var_1_14) [L102] COND FALSE !(! var_1_11) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=2, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=-2147483650, var_1_17=-2147483649, var_1_18=2, var_1_19=2, var_1_1=-2, var_1_22=0, var_1_23=246/5, var_1_25=3, var_1_33=0, var_1_35=10, var_1_36=-16, var_1_38=-127, var_1_39=-127, var_1_40=32, var_1_43=-100, var_1_4=1, var_1_5=0, var_1_6=0, var_1_8=0, var_1_9=1] [L105] COND TRUE var_1_14 >= var_1_5 VAL [isInitial=1, last_1_var_1_9=1, var_1_10=2, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=-2147483650, var_1_17=-2147483649, var_1_18=2, var_1_19=2, var_1_1=-2, var_1_22=0, var_1_23=246/5, var_1_25=3, var_1_33=0, var_1_35=10, var_1_36=-16, var_1_38=-127, var_1_39=-127, var_1_40=32, var_1_43=-100, var_1_4=1, var_1_5=0, var_1_6=0, var_1_8=0, var_1_9=1] [L106] COND TRUE var_1_22 >= (var_1_16 - var_1_15) [L107] var_1_40 = ((((((((((-4) < 0 ) ? -(-4) : (-4))) < 0 ) ? -((((-4) < 0 ) ? -(-4) : (-4))) : ((((-4) < 0 ) ? -(-4) : (-4))))) < 0 ) ? -(((((((-4) < 0 ) ? -(-4) : (-4))) < 0 ) ? -((((-4) < 0 ) ? -(-4) : (-4))) : ((((-4) < 0 ) ? -(-4) : (-4))))) : (((((((-4) < 0 ) ? -(-4) : (-4))) < 0 ) ? -((((-4) < 0 ) ? -(-4) : (-4))) : ((((-4) < 0 ) ? -(-4) : (-4))))))) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=2, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=-2147483650, var_1_17=-2147483649, var_1_18=2, var_1_19=2, var_1_1=-2, var_1_22=0, var_1_23=246/5, var_1_25=3, var_1_33=0, var_1_35=10, var_1_36=-16, var_1_38=-127, var_1_39=-127, var_1_40=4, var_1_43=-100, var_1_4=1, var_1_5=0, var_1_6=0, var_1_8=0, var_1_9=1] [L114] COND FALSE !((var_1_38 < var_1_8) && (var_1_21 != var_1_16)) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=2, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=-2147483650, var_1_17=-2147483649, var_1_18=2, var_1_19=2, var_1_1=-2, var_1_22=0, var_1_23=246/5, var_1_25=3, var_1_33=0, var_1_35=10, var_1_36=-16, var_1_38=-127, var_1_39=-127, var_1_40=4, var_1_43=-100, var_1_4=1, var_1_5=0, var_1_6=0, var_1_8=0, var_1_9=1] [L177] RET step() [L178] CALL, EXPR property() [L168-L169] return ((((((var_1_18 > var_1_18) ? (var_1_1 == ((signed short int) ((((((2 + var_1_4)) < (var_1_5)) ? ((2 + var_1_4)) : (var_1_5))) - 2))) : (var_1_1 == ((signed short int) var_1_4))) && (last_1_var_1_9 ? ((var_1_5 == var_1_4) ? (var_1_6 == ((signed short int) ((((((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5)))) < ((var_1_4 - var_1_8))) ? (((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5)))) : ((var_1_4 - var_1_8)))))) : (var_1_6 == ((signed short int) var_1_8))) : (var_1_6 == ((signed short int) var_1_4)))) && ((((var_1_8 % var_1_10) * (8 + var_1_14)) >= var_1_14) ? (var_1_9 == ((unsigned char) ((! var_1_11) || var_1_12))) : (var_1_9 == ((unsigned char) (! var_1_12))))) && ((((var_1_8 * var_1_1) + var_1_4) >= ((((var_1_14) < (var_1_5)) ? (var_1_14) : (var_1_5)))) ? (var_1_13 == ((unsigned char) var_1_12)) : 1)) && ((var_1_18 < ((((var_1_18) > ((var_1_15 - var_1_16))) ? (var_1_18) : ((var_1_15 - var_1_16))))) ? (var_1_14 == ((unsigned long int) (var_1_17 - (var_1_8 + var_1_4)))) : 1)) && ((-32 >= (var_1_5 - var_1_8)) ? ((var_1_10 > var_1_6) ? (var_1_18 == ((float) ((var_1_19 - var_1_20) + (var_1_21 + var_1_22)))) : (var_1_18 == ((float) var_1_20))) : (var_1_18 == ((float) var_1_19))) ; VAL [\result=0, isInitial=1, last_1_var_1_9=1, var_1_10=2, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=-2147483650, var_1_17=-2147483649, var_1_18=2, var_1_19=2, var_1_1=-2, var_1_22=0, var_1_23=246/5, var_1_25=3, var_1_33=0, var_1_35=10, var_1_36=-16, var_1_38=-127, var_1_39=-127, var_1_40=4, var_1_43=-100, var_1_4=1, var_1_5=0, var_1_6=0, var_1_8=0, var_1_9=1] [L178] RET, EXPR property() [L178] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=2, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=-2147483650, var_1_17=-2147483649, var_1_18=2, var_1_19=2, var_1_1=-2, var_1_22=0, var_1_23=246/5, var_1_25=3, var_1_33=0, var_1_35=10, var_1_36=-16, var_1_38=-127, var_1_39=-127, var_1_40=4, var_1_43=-100, var_1_4=1, var_1_5=0, var_1_6=0, var_1_8=0, var_1_9=1] [L19] reach_error() VAL [isInitial=1, last_1_var_1_9=1, var_1_10=2, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=-2147483650, var_1_17=-2147483649, var_1_18=2, var_1_19=2, var_1_1=-2, var_1_22=0, var_1_23=246/5, var_1_25=3, var_1_33=0, var_1_35=10, var_1_36=-16, var_1_38=-127, var_1_39=-127, var_1_40=4, var_1_43=-100, var_1_4=1, var_1_5=0, var_1_6=0, var_1_8=0, var_1_9=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 85 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 128.1s, OverallIterations: 8, TraceHistogramMax: 25, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 54.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 2 mSolverCounterUnknown, 2722 SdHoareTripleChecker+Valid, 27.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2710 mSDsluCounter, 2844 SdHoareTripleChecker+Invalid, 26.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2038 mSDsCounter, 182 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3198 IncrementalHoareTripleChecker+Invalid, 3382 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 182 mSolverCounterUnsat, 806 mSDtfsCounter, 3198 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1084 GetRequests, 952 SyntacticMatches, 1 SemanticMatches, 131 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1755 ImplicationChecksByTransitivity, 68.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=240occurred in iteration=7, InterpolantAutomatonStates: 98, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 7 MinimizatonAttempts, 545 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 1.5s SatisfiabilityAnalysisTime, 69.7s InterpolantComputationTime, 2180 NumberOfCodeBlocks, 2180 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 1833 ConstructedInterpolants, 7 QuantifiedInterpolants, 10022 SizeOfPredicates, 9 NumberOfNonLiveVariables, 1570 ConjunctsInSsa, 99 ConjunctsInUnsatCore, 11 InterpolantComputations, 4 PerfectInterpolantSequences, 12414/13200 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 [2024-11-24 01:23:23,853 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa0ad7d4-2f7b-4242-a49d-b99a8f9649ff/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa0ad7d4-2f7b-4242-a49d-b99a8f9649ff/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa0ad7d4-2f7b-4242-a49d-b99a8f9649ff/bin/uautomizer-verify-LYvppIcaGC/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa0ad7d4-2f7b-4242-a49d-b99a8f9649ff/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa0ad7d4-2f7b-4242-a49d-b99a8f9649ff/bin/uautomizer-verify-LYvppIcaGC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-54.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa0ad7d4-2f7b-4242-a49d-b99a8f9649ff/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa0ad7d4-2f7b-4242-a49d-b99a8f9649ff/bin/uautomizer-verify-LYvppIcaGC --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 013cee657358eefc857795aa5f6e32aab15d5145c28e4306b26dd7ea01ffb375 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-6497de0 [2024-11-24 01:23:26,647 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-24 01:23:26,819 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa0ad7d4-2f7b-4242-a49d-b99a8f9649ff/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-24 01:23:26,831 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-24 01:23:26,831 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-24 01:23:26,874 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-24 01:23:26,876 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-24 01:23:26,876 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-24 01:23:26,877 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-24 01:23:26,877 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-24 01:23:26,878 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-24 01:23:26,879 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-24 01:23:26,880 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-24 01:23:26,880 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-24 01:23:26,881 INFO L153 SettingsManager]: * Use SBE=true [2024-11-24 01:23:26,881 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-24 01:23:26,881 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-24 01:23:26,881 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-24 01:23:26,881 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-24 01:23:26,881 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-24 01:23:26,882 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-24 01:23:26,882 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-24 01:23:26,883 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-24 01:23:26,883 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-24 01:23:26,883 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-24 01:23:26,884 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-24 01:23:26,884 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-24 01:23:26,884 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-24 01:23:26,884 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-24 01:23:26,884 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-24 01:23:26,884 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-24 01:23:26,884 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-24 01:23:26,885 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-24 01:23:26,885 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-24 01:23:26,885 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 01:23:26,885 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-24 01:23:26,885 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-24 01:23:26,885 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-24 01:23:26,885 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-24 01:23:26,885 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 01:23:26,885 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-24 01:23:26,885 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-24 01:23:26,886 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-24 01:23:26,886 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-24 01:23:26,886 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-24 01:23:26,886 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-24 01:23:26,886 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-24 01:23:26,886 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-24 01:23:26,888 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-24 01:23:26,888 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-24 01:23:26,888 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_aa0ad7d4-2f7b-4242-a49d-b99a8f9649ff/bin/uautomizer-verify-LYvppIcaGC 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 -> 013cee657358eefc857795aa5f6e32aab15d5145c28e4306b26dd7ea01ffb375 [2024-11-24 01:23:27,273 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-24 01:23:27,284 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-24 01:23:27,287 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-24 01:23:27,289 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-24 01:23:27,289 INFO L274 PluginConnector]: CDTParser initialized [2024-11-24 01:23:27,290 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa0ad7d4-2f7b-4242-a49d-b99a8f9649ff/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-54.i [2024-11-24 01:23:30,441 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa0ad7d4-2f7b-4242-a49d-b99a8f9649ff/bin/uautomizer-verify-LYvppIcaGC/data/704497cb8/71bd13e4b21b4d3a85dd86302eaba420/FLAG5438d0a58 [2024-11-24 01:23:30,801 INFO L384 CDTParser]: Found 1 translation units. [2024-11-24 01:23:30,801 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa0ad7d4-2f7b-4242-a49d-b99a8f9649ff/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-54.i [2024-11-24 01:23:30,816 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa0ad7d4-2f7b-4242-a49d-b99a8f9649ff/bin/uautomizer-verify-LYvppIcaGC/data/704497cb8/71bd13e4b21b4d3a85dd86302eaba420/FLAG5438d0a58 [2024-11-24 01:23:30,836 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa0ad7d4-2f7b-4242-a49d-b99a8f9649ff/bin/uautomizer-verify-LYvppIcaGC/data/704497cb8/71bd13e4b21b4d3a85dd86302eaba420 [2024-11-24 01:23:30,840 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-24 01:23:30,842 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-24 01:23:30,844 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-24 01:23:30,845 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-24 01:23:30,849 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-24 01:23:30,850 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 01:23:30" (1/1) ... [2024-11-24 01:23:30,853 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e094082 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:23:30, skipping insertion in model container [2024-11-24 01:23:30,853 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 01:23:30" (1/1) ... [2024-11-24 01:23:30,882 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-24 01:23:31,081 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_aa0ad7d4-2f7b-4242-a49d-b99a8f9649ff/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-54.i[919,932] [2024-11-24 01:23:31,183 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 01:23:31,208 INFO L200 MainTranslator]: Completed pre-run [2024-11-24 01:23:31,223 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_aa0ad7d4-2f7b-4242-a49d-b99a8f9649ff/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-54.i[919,932] [2024-11-24 01:23:31,290 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 01:23:31,312 INFO L204 MainTranslator]: Completed translation [2024-11-24 01:23:31,312 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:23:31 WrapperNode [2024-11-24 01:23:31,313 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-24 01:23:31,314 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-24 01:23:31,314 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-24 01:23:31,314 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-24 01:23:31,322 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:23:31" (1/1) ... [2024-11-24 01:23:31,335 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:23:31" (1/1) ... [2024-11-24 01:23:31,373 INFO L138 Inliner]: procedures = 27, calls = 38, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 174 [2024-11-24 01:23:31,373 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-24 01:23:31,374 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-24 01:23:31,374 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-24 01:23:31,374 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-24 01:23:31,385 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:23:31" (1/1) ... [2024-11-24 01:23:31,386 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:23:31" (1/1) ... [2024-11-24 01:23:31,392 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:23:31" (1/1) ... [2024-11-24 01:23:31,417 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]. [2024-11-24 01:23:31,418 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:23:31" (1/1) ... [2024-11-24 01:23:31,418 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:23:31" (1/1) ... [2024-11-24 01:23:31,447 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:23:31" (1/1) ... [2024-11-24 01:23:31,448 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:23:31" (1/1) ... [2024-11-24 01:23:31,460 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:23:31" (1/1) ... [2024-11-24 01:23:31,473 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:23:31" (1/1) ... [2024-11-24 01:23:31,482 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:23:31" (1/1) ... [2024-11-24 01:23:31,493 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-24 01:23:31,494 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-24 01:23:31,494 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-24 01:23:31,494 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-24 01:23:31,495 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:23:31" (1/1) ... [2024-11-24 01:23:31,509 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 01:23:31,530 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa0ad7d4-2f7b-4242-a49d-b99a8f9649ff/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 01:23:31,548 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa0ad7d4-2f7b-4242-a49d-b99a8f9649ff/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-24 01:23:31,553 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa0ad7d4-2f7b-4242-a49d-b99a8f9649ff/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-24 01:23:31,585 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-24 01:23:31,585 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-24 01:23:31,586 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-24 01:23:31,586 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-24 01:23:31,586 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-24 01:23:31,586 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-24 01:23:31,714 INFO L234 CfgBuilder]: Building ICFG [2024-11-24 01:23:31,716 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-24 01:23:49,135 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-11-24 01:23:49,135 INFO L283 CfgBuilder]: Performing block encoding [2024-11-24 01:23:49,150 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-24 01:23:49,151 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-24 01:23:49,151 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 01:23:49 BoogieIcfgContainer [2024-11-24 01:23:49,151 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-24 01:23:49,156 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-24 01:23:49,156 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-24 01:23:49,161 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-24 01:23:49,161 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 01:23:30" (1/3) ... [2024-11-24 01:23:49,162 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e1f4c5a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 01:23:49, skipping insertion in model container [2024-11-24 01:23:49,162 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:23:31" (2/3) ... [2024-11-24 01:23:49,162 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e1f4c5a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 01:23:49, skipping insertion in model container [2024-11-24 01:23:49,162 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 01:23:49" (3/3) ... [2024-11-24 01:23:49,164 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-ci_file-54.i [2024-11-24 01:23:49,178 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-24 01:23:49,179 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodestructure_filler-pe-ci_file-54.i that has 2 procedures, 79 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-24 01:23:49,246 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-24 01:23:49,260 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;@13779405, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-24 01:23:49,261 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-24 01:23:49,265 INFO L276 IsEmpty]: Start isEmpty. Operand has 79 states, 51 states have (on average 1.4313725490196079) internal successors, (73), 52 states have internal predecessors, (73), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2024-11-24 01:23:49,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2024-11-24 01:23:49,280 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:23:49,281 INFO L218 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:23:49,281 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:23:49,286 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:23:49,286 INFO L85 PathProgramCache]: Analyzing trace with hash 153173705, now seen corresponding path program 1 times [2024-11-24 01:23:49,300 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 01:23:49,301 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [952500148] [2024-11-24 01:23:49,301 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:23:49,302 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 [2024-11-24 01:23:49,302 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa0ad7d4-2f7b-4242-a49d-b99a8f9649ff/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 01:23:49,306 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa0ad7d4-2f7b-4242-a49d-b99a8f9649ff/bin/uautomizer-verify-LYvppIcaGC/mathsat -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) [2024-11-24 01:23:49,308 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa0ad7d4-2f7b-4242-a49d-b99a8f9649ff/bin/uautomizer-verify-LYvppIcaGC/mathsat -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 [2024-11-24 01:23:50,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:23:50,028 INFO L256 TraceCheckSpWp]: Trace formula consists of 269 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-24 01:23:50,041 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 01:23:50,110 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 524 proven. 0 refuted. 0 times theorem prover too weak. 676 trivial. 0 not checked. [2024-11-24 01:23:50,110 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 01:23:50,111 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 01:23:50,111 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [952500148] [2024-11-24 01:23:50,112 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [952500148] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:23:50,112 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:23:50,114 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-24 01:23:50,116 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [832644556] [2024-11-24 01:23:50,116 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:23:50,121 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-24 01:23:50,121 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 01:23:50,148 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-24 01:23:50,149 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-24 01:23:50,152 INFO L87 Difference]: Start difference. First operand has 79 states, 51 states have (on average 1.4313725490196079) internal successors, (73), 52 states have internal predecessors, (73), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) Second operand has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2024-11-24 01:23:50,204 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:23:50,206 INFO L93 Difference]: Finished difference Result 151 states and 265 transitions. [2024-11-24 01:23:50,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-24 01:23:50,209 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 165 [2024-11-24 01:23:50,210 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:23:50,222 INFO L225 Difference]: With dead ends: 151 [2024-11-24 01:23:50,222 INFO L226 Difference]: Without dead ends: 75 [2024-11-24 01:23:50,226 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 164 GetRequests, 164 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-24 01:23:50,230 INFO L435 NwaCegarLoop]: 115 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, 115 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 [2024-11-24 01:23:50,231 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 115 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-24 01:23:50,247 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2024-11-24 01:23:50,285 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 75. [2024-11-24 01:23:50,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 75 states, 48 states have (on average 1.3541666666666667) internal successors, (65), 48 states have internal predecessors, (65), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2024-11-24 01:23:50,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 115 transitions. [2024-11-24 01:23:50,298 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 115 transitions. Word has length 165 [2024-11-24 01:23:50,300 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:23:50,301 INFO L471 AbstractCegarLoop]: Abstraction has 75 states and 115 transitions. [2024-11-24 01:23:50,301 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2024-11-24 01:23:50,301 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 115 transitions. [2024-11-24 01:23:50,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2024-11-24 01:23:50,305 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:23:50,305 INFO L218 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:23:50,325 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa0ad7d4-2f7b-4242-a49d-b99a8f9649ff/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-11-24 01:23:50,508 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa0ad7d4-2f7b-4242-a49d-b99a8f9649ff/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 01:23:50,509 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:23:50,510 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:23:50,510 INFO L85 PathProgramCache]: Analyzing trace with hash -892126711, now seen corresponding path program 1 times [2024-11-24 01:23:50,511 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 01:23:50,511 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [38536545] [2024-11-24 01:23:50,511 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:23:50,512 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 [2024-11-24 01:23:50,512 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa0ad7d4-2f7b-4242-a49d-b99a8f9649ff/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 01:23:50,514 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa0ad7d4-2f7b-4242-a49d-b99a8f9649ff/bin/uautomizer-verify-LYvppIcaGC/mathsat -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) [2024-11-24 01:23:50,518 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa0ad7d4-2f7b-4242-a49d-b99a8f9649ff/bin/uautomizer-verify-LYvppIcaGC/mathsat -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 [2024-11-24 01:23:51,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:23:51,104 INFO L256 TraceCheckSpWp]: Trace formula consists of 270 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-24 01:23:51,111 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 01:23:53,108 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2024-11-24 01:23:53,109 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 01:23:53,109 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 01:23:53,109 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [38536545] [2024-11-24 01:23:53,109 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [38536545] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:23:53,109 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:23:53,110 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-24 01:23:53,110 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [507501167] [2024-11-24 01:23:53,110 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:23:53,112 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-24 01:23:53,112 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 01:23:53,113 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-24 01:23:53,113 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-24 01:23:53,113 INFO L87 Difference]: Start difference. First operand 75 states and 115 transitions. Second operand has 4 states, 4 states have (on average 10.75) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-11-24 01:23:57,623 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 01:24:00,687 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.06s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 01:24:04,872 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 01:24:04,873 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:24:04,873 INFO L93 Difference]: Finished difference Result 220 states and 340 transitions. [2024-11-24 01:24:04,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-24 01:24:04,896 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.75) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 165 [2024-11-24 01:24:04,897 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:24:04,900 INFO L225 Difference]: With dead ends: 220 [2024-11-24 01:24:04,900 INFO L226 Difference]: Without dead ends: 148 [2024-11-24 01:24:04,901 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 165 GetRequests, 162 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-24 01:24:04,902 INFO L435 NwaCegarLoop]: 112 mSDtfsCounter, 73 mSDsluCounter, 216 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 51 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 73 SdHoareTripleChecker+Valid, 328 SdHoareTripleChecker+Invalid, 62 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 51 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.7s IncrementalHoareTripleChecker+Time [2024-11-24 01:24:04,903 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [73 Valid, 328 Invalid, 62 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [51 Valid, 9 Invalid, 2 Unknown, 0 Unchecked, 11.7s Time] [2024-11-24 01:24:04,904 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 148 states. [2024-11-24 01:24:04,938 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 148 to 122. [2024-11-24 01:24:04,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 122 states, 69 states have (on average 1.2463768115942029) internal successors, (86), 69 states have internal predecessors, (86), 50 states have call successors, (50), 2 states have call predecessors, (50), 2 states have return successors, (50), 50 states have call predecessors, (50), 50 states have call successors, (50) [2024-11-24 01:24:04,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 122 states and 186 transitions. [2024-11-24 01:24:04,942 INFO L78 Accepts]: Start accepts. Automaton has 122 states and 186 transitions. Word has length 165 [2024-11-24 01:24:04,943 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:24:04,943 INFO L471 AbstractCegarLoop]: Abstraction has 122 states and 186 transitions. [2024-11-24 01:24:04,944 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.75) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-11-24 01:24:04,944 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 186 transitions. [2024-11-24 01:24:04,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2024-11-24 01:24:04,947 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:24:04,947 INFO L218 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:24:04,966 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa0ad7d4-2f7b-4242-a49d-b99a8f9649ff/bin/uautomizer-verify-LYvppIcaGC/mathsat -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 [2024-11-24 01:24:05,148 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa0ad7d4-2f7b-4242-a49d-b99a8f9649ff/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 01:24:05,148 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:24:05,149 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:24:05,149 INFO L85 PathProgramCache]: Analyzing trace with hash 1419494077, now seen corresponding path program 1 times [2024-11-24 01:24:05,150 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 01:24:05,150 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1032126011] [2024-11-24 01:24:05,150 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:24:05,150 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 [2024-11-24 01:24:05,151 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa0ad7d4-2f7b-4242-a49d-b99a8f9649ff/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 01:24:05,153 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa0ad7d4-2f7b-4242-a49d-b99a8f9649ff/bin/uautomizer-verify-LYvppIcaGC/mathsat -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) [2024-11-24 01:24:05,155 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa0ad7d4-2f7b-4242-a49d-b99a8f9649ff/bin/uautomizer-verify-LYvppIcaGC/mathsat -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 [2024-11-24 01:24:05,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:24:05,824 INFO L256 TraceCheckSpWp]: Trace formula consists of 271 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-24 01:24:05,829 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 01:24:07,144 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 582 proven. 45 refuted. 0 times theorem prover too weak. 573 trivial. 0 not checked. [2024-11-24 01:24:07,145 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-24 01:24:08,480 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 27 proven. 45 refuted. 0 times theorem prover too weak. 1128 trivial. 0 not checked. [2024-11-24 01:24:08,481 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 01:24:08,481 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1032126011] [2024-11-24 01:24:08,481 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1032126011] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-24 01:24:08,481 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-24 01:24:08,481 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2024-11-24 01:24:08,482 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1800923467] [2024-11-24 01:24:08,482 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-24 01:24:08,483 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-24 01:24:08,483 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 01:24:08,484 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-24 01:24:08,484 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-24 01:24:08,485 INFO L87 Difference]: Start difference. First operand 122 states and 186 transitions. Second operand has 7 states, 7 states have (on average 7.571428571428571) internal successors, (53), 7 states have internal predecessors, (53), 2 states have call successors, (40), 2 states have call predecessors, (40), 4 states have return successors, (41), 2 states have call predecessors, (41), 2 states have call successors, (41) [2024-11-24 01:24:12,999 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.23s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 01:24:13,339 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:24:13,340 INFO L93 Difference]: Finished difference Result 208 states and 310 transitions. [2024-11-24 01:24:13,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-24 01:24:13,341 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.571428571428571) internal successors, (53), 7 states have internal predecessors, (53), 2 states have call successors, (40), 2 states have call predecessors, (40), 4 states have return successors, (41), 2 states have call predecessors, (41), 2 states have call successors, (41) Word has length 166 [2024-11-24 01:24:13,342 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:24:13,343 INFO L225 Difference]: With dead ends: 208 [2024-11-24 01:24:13,344 INFO L226 Difference]: Without dead ends: 136 [2024-11-24 01:24:13,345 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 334 GetRequests, 324 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2024-11-24 01:24:13,346 INFO L435 NwaCegarLoop]: 102 mSDtfsCounter, 43 mSDsluCounter, 155 mSDsCounter, 0 mSdLazyCounter, 223 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 52 SdHoareTripleChecker+Valid, 257 SdHoareTripleChecker+Invalid, 226 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 223 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.6s IncrementalHoareTripleChecker+Time [2024-11-24 01:24:13,346 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [52 Valid, 257 Invalid, 226 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 223 Invalid, 0 Unknown, 0 Unchecked, 4.6s Time] [2024-11-24 01:24:13,347 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 136 states. [2024-11-24 01:24:13,384 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 136 to 130. [2024-11-24 01:24:13,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 130 states, 75 states have (on average 1.2133333333333334) internal successors, (91), 75 states have internal predecessors, (91), 50 states have call successors, (50), 4 states have call predecessors, (50), 4 states have return successors, (50), 50 states have call predecessors, (50), 50 states have call successors, (50) [2024-11-24 01:24:13,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 130 states and 191 transitions. [2024-11-24 01:24:13,388 INFO L78 Accepts]: Start accepts. Automaton has 130 states and 191 transitions. Word has length 166 [2024-11-24 01:24:13,389 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:24:13,389 INFO L471 AbstractCegarLoop]: Abstraction has 130 states and 191 transitions. [2024-11-24 01:24:13,389 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.571428571428571) internal successors, (53), 7 states have internal predecessors, (53), 2 states have call successors, (40), 2 states have call predecessors, (40), 4 states have return successors, (41), 2 states have call predecessors, (41), 2 states have call successors, (41) [2024-11-24 01:24:13,389 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 191 transitions. [2024-11-24 01:24:13,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2024-11-24 01:24:13,393 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:24:13,393 INFO L218 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:24:13,414 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa0ad7d4-2f7b-4242-a49d-b99a8f9649ff/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0 [2024-11-24 01:24:13,593 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa0ad7d4-2f7b-4242-a49d-b99a8f9649ff/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 01:24:13,594 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:24:13,594 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:24:13,594 INFO L85 PathProgramCache]: Analyzing trace with hash 610147451, now seen corresponding path program 1 times [2024-11-24 01:24:13,595 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 01:24:13,595 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1814327373] [2024-11-24 01:24:13,595 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:24:13,595 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 [2024-11-24 01:24:13,596 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa0ad7d4-2f7b-4242-a49d-b99a8f9649ff/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 01:24:13,600 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa0ad7d4-2f7b-4242-a49d-b99a8f9649ff/bin/uautomizer-verify-LYvppIcaGC/mathsat -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) [2024-11-24 01:24:13,601 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa0ad7d4-2f7b-4242-a49d-b99a8f9649ff/bin/uautomizer-verify-LYvppIcaGC/mathsat -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 [2024-11-24 01:24:14,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:24:14,475 INFO L256 TraceCheckSpWp]: Trace formula consists of 270 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-11-24 01:24:14,506 INFO L279 TraceCheckSpWp]: Computing forward predicates...