./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-60.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_974b8db8-6e4e-44de-b65a-e3144a517a68/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_974b8db8-6e4e-44de-b65a-e3144a517a68/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_974b8db8-6e4e-44de-b65a-e3144a517a68/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_974b8db8-6e4e-44de-b65a-e3144a517a68/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-60.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_974b8db8-6e4e-44de-b65a-e3144a517a68/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_974b8db8-6e4e-44de-b65a-e3144a517a68/bin/uautomizer-verify-aQ6SnzHsRB --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0e3b66e9eccfd4fa8e4be46135bb01f9b94498d71482eaa706147ef592b066a9 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 02:20:25,117 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 02:20:25,181 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_974b8db8-6e4e-44de-b65a-e3144a517a68/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-28 02:20:25,187 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 02:20:25,187 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 02:20:25,224 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 02:20:25,224 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 02:20:25,225 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 02:20:25,225 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 02:20:25,225 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 02:20:25,225 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 02:20:25,225 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 02:20:25,227 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 02:20:25,227 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 02:20:25,228 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 02:20:25,229 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 02:20:25,229 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-28 02:20:25,229 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-28 02:20:25,229 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-28 02:20:25,229 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-28 02:20:25,229 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 02:20:25,229 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-28 02:20:25,230 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 02:20:25,230 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-28 02:20:25,230 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-28 02:20:25,230 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 02:20:25,230 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 02:20:25,230 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 02:20:25,230 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 02:20:25,230 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 02:20:25,231 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 02:20:25,231 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 02:20:25,231 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 02:20:25,231 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 02:20:25,231 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 02:20:25,231 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 02:20:25,231 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 02:20:25,231 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 02:20:25,232 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 02:20:25,232 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 02:20:25,232 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-28 02:20:25,232 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-28 02:20:25,232 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-28 02:20:25,232 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-28 02:20:25,232 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 02:20:25,232 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 02:20:25,232 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 02:20:25,232 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 02:20:25,232 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_974b8db8-6e4e-44de-b65a-e3144a517a68/bin/uautomizer-verify-aQ6SnzHsRB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0e3b66e9eccfd4fa8e4be46135bb01f9b94498d71482eaa706147ef592b066a9 [2024-11-28 02:20:25,544 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 02:20:25,553 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 02:20:25,556 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 02:20:25,558 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 02:20:25,558 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 02:20:25,559 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_974b8db8-6e4e-44de-b65a-e3144a517a68/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-60.i [2024-11-28 02:20:28,530 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_974b8db8-6e4e-44de-b65a-e3144a517a68/bin/uautomizer-verify-aQ6SnzHsRB/data/49b0e4538/eead849de1044723966626e4f010384f/FLAG179939a65 [2024-11-28 02:20:28,808 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 02:20:28,808 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_974b8db8-6e4e-44de-b65a-e3144a517a68/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-60.i [2024-11-28 02:20:28,820 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_974b8db8-6e4e-44de-b65a-e3144a517a68/bin/uautomizer-verify-aQ6SnzHsRB/data/49b0e4538/eead849de1044723966626e4f010384f/FLAG179939a65 [2024-11-28 02:20:28,845 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_974b8db8-6e4e-44de-b65a-e3144a517a68/bin/uautomizer-verify-aQ6SnzHsRB/data/49b0e4538/eead849de1044723966626e4f010384f [2024-11-28 02:20:28,847 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 02:20:28,850 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 02:20:28,853 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 02:20:28,853 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 02:20:28,858 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 02:20:28,859 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:20:28" (1/1) ... [2024-11-28 02:20:28,862 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@323a48eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:20:28, skipping insertion in model container [2024-11-28 02:20:28,862 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:20:28" (1/1) ... [2024-11-28 02:20:28,894 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 02:20:29,068 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_974b8db8-6e4e-44de-b65a-e3144a517a68/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-60.i[919,932] [2024-11-28 02:20:29,144 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 02:20:29,164 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 02:20:29,175 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_974b8db8-6e4e-44de-b65a-e3144a517a68/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-60.i[919,932] [2024-11-28 02:20:29,214 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 02:20:29,233 INFO L204 MainTranslator]: Completed translation [2024-11-28 02:20:29,234 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:20:29 WrapperNode [2024-11-28 02:20:29,235 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 02:20:29,236 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 02:20:29,237 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 02:20:29,237 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 02:20:29,244 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:20:29" (1/1) ... [2024-11-28 02:20:29,266 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:20:29" (1/1) ... [2024-11-28 02:20:29,299 INFO L138 Inliner]: procedures = 26, calls = 42, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 197 [2024-11-28 02:20:29,300 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 02:20:29,300 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 02:20:29,300 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 02:20:29,300 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 02:20:29,310 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:20:29" (1/1) ... [2024-11-28 02:20:29,310 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:20:29" (1/1) ... [2024-11-28 02:20:29,313 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:20:29" (1/1) ... [2024-11-28 02:20:29,332 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]. [2024-11-28 02:20:29,332 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:20:29" (1/1) ... [2024-11-28 02:20:29,332 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:20:29" (1/1) ... [2024-11-28 02:20:29,347 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:20:29" (1/1) ... [2024-11-28 02:20:29,352 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:20:29" (1/1) ... [2024-11-28 02:20:29,358 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:20:29" (1/1) ... [2024-11-28 02:20:29,360 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:20:29" (1/1) ... [2024-11-28 02:20:29,365 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:20:29" (1/1) ... [2024-11-28 02:20:29,371 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 02:20:29,372 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 02:20:29,372 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 02:20:29,372 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 02:20:29,376 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:20:29" (1/1) ... [2024-11-28 02:20:29,382 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 02:20:29,399 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_974b8db8-6e4e-44de-b65a-e3144a517a68/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 02:20:29,412 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_974b8db8-6e4e-44de-b65a-e3144a517a68/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-28 02:20:29,416 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_974b8db8-6e4e-44de-b65a-e3144a517a68/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-28 02:20:29,442 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-28 02:20:29,442 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-28 02:20:29,442 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-28 02:20:29,442 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-28 02:20:29,443 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 02:20:29,443 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 02:20:29,522 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 02:20:29,524 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 02:20:30,030 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-11-28 02:20:30,030 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 02:20:30,049 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 02:20:30,049 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-28 02:20:30,049 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:20:30 BoogieIcfgContainer [2024-11-28 02:20:30,049 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 02:20:30,054 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-28 02:20:30,054 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-28 02:20:30,059 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-28 02:20:30,060 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 02:20:28" (1/3) ... [2024-11-28 02:20:30,061 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d89a03a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 02:20:30, skipping insertion in model container [2024-11-28 02:20:30,062 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:20:29" (2/3) ... [2024-11-28 02:20:30,062 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d89a03a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 02:20:30, skipping insertion in model container [2024-11-28 02:20:30,062 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:20:30" (3/3) ... [2024-11-28 02:20:30,063 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-ci_file-60.i [2024-11-28 02:20:30,083 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-28 02:20:30,085 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodestructure_filler-pe-ci_file-60.i that has 2 procedures, 86 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-28 02:20:30,172 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-28 02:20:30,188 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;@6986e3b8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-28 02:20:30,188 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-28 02:20:30,193 INFO L276 IsEmpty]: Start isEmpty. Operand has 86 states, 54 states have (on average 1.462962962962963) internal successors, (79), 55 states have internal predecessors, (79), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2024-11-28 02:20:30,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2024-11-28 02:20:30,212 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:20:30,213 INFO L218 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:20:30,213 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:20:30,218 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:20:30,218 INFO L85 PathProgramCache]: Analyzing trace with hash 1229361647, now seen corresponding path program 1 times [2024-11-28 02:20:30,225 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:20:30,225 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1631636577] [2024-11-28 02:20:30,226 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:20:30,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:20:30,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:20:30,836 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2024-11-28 02:20:30,837 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:20:30,838 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1631636577] [2024-11-28 02:20:30,839 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1631636577] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:20:30,842 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:20:30,843 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 02:20:30,844 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1689666036] [2024-11-28 02:20:30,845 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:20:30,849 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 02:20:30,849 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:20:30,868 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 02:20:30,869 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 02:20:30,871 INFO L87 Difference]: Start difference. First operand has 86 states, 54 states have (on average 1.462962962962963) internal successors, (79), 55 states have internal predecessors, (79), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) Second operand has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2024-11-28 02:20:30,947 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:20:30,948 INFO L93 Difference]: Finished difference Result 210 states and 383 transitions. [2024-11-28 02:20:30,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 02:20:30,950 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) Word has length 184 [2024-11-28 02:20:30,952 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:20:30,959 INFO L225 Difference]: With dead ends: 210 [2024-11-28 02:20:30,959 INFO L226 Difference]: Without dead ends: 127 [2024-11-28 02:20:30,963 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 02:20:30,966 INFO L435 NwaCegarLoop]: 195 mSDtfsCounter, 69 mSDsluCounter, 120 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 69 SdHoareTripleChecker+Valid, 315 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 02:20:30,967 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [69 Valid, 315 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 02:20:30,980 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 127 states. [2024-11-28 02:20:31,033 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 127 to 124. [2024-11-28 02:20:31,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 124 states, 80 states have (on average 1.425) internal successors, (114), 81 states have internal predecessors, (114), 41 states have call successors, (41), 2 states have call predecessors, (41), 2 states have return successors, (41), 40 states have call predecessors, (41), 41 states have call successors, (41) [2024-11-28 02:20:31,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 124 states and 196 transitions. [2024-11-28 02:20:31,051 INFO L78 Accepts]: Start accepts. Automaton has 124 states and 196 transitions. Word has length 184 [2024-11-28 02:20:31,052 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:20:31,052 INFO L471 AbstractCegarLoop]: Abstraction has 124 states and 196 transitions. [2024-11-28 02:20:31,052 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2024-11-28 02:20:31,052 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 196 transitions. [2024-11-28 02:20:31,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2024-11-28 02:20:31,060 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:20:31,060 INFO L218 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:20:31,061 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-28 02:20:31,061 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:20:31,062 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:20:31,062 INFO L85 PathProgramCache]: Analyzing trace with hash -114942725, now seen corresponding path program 1 times [2024-11-28 02:20:31,063 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:20:31,063 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [66861925] [2024-11-28 02:20:31,063 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:20:31,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:20:31,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:20:31,346 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2024-11-28 02:20:31,347 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:20:31,347 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [66861925] [2024-11-28 02:20:31,347 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [66861925] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:20:31,347 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:20:31,347 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 02:20:31,347 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [658920275] [2024-11-28 02:20:31,348 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:20:31,350 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 02:20:31,350 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:20:31,351 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 02:20:31,351 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 02:20:31,352 INFO L87 Difference]: Start difference. First operand 124 states and 196 transitions. Second operand has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2024-11-28 02:20:31,416 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:20:31,416 INFO L93 Difference]: Finished difference Result 287 states and 457 transitions. [2024-11-28 02:20:31,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 02:20:31,417 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) Word has length 185 [2024-11-28 02:20:31,418 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:20:31,421 INFO L225 Difference]: With dead ends: 287 [2024-11-28 02:20:31,421 INFO L226 Difference]: Without dead ends: 166 [2024-11-28 02:20:31,422 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 02:20:31,423 INFO L435 NwaCegarLoop]: 134 mSDtfsCounter, 34 mSDsluCounter, 111 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 34 SdHoareTripleChecker+Valid, 245 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 02:20:31,423 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [34 Valid, 245 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 02:20:31,424 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 166 states. [2024-11-28 02:20:31,454 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 166 to 132. [2024-11-28 02:20:31,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 132 states, 88 states have (on average 1.4204545454545454) internal successors, (125), 89 states have internal predecessors, (125), 41 states have call successors, (41), 2 states have call predecessors, (41), 2 states have return successors, (41), 40 states have call predecessors, (41), 41 states have call successors, (41) [2024-11-28 02:20:31,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 132 states and 207 transitions. [2024-11-28 02:20:31,458 INFO L78 Accepts]: Start accepts. Automaton has 132 states and 207 transitions. Word has length 185 [2024-11-28 02:20:31,459 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:20:31,459 INFO L471 AbstractCegarLoop]: Abstraction has 132 states and 207 transitions. [2024-11-28 02:20:31,459 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2024-11-28 02:20:31,459 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 207 transitions. [2024-11-28 02:20:31,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2024-11-28 02:20:31,466 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:20:31,466 INFO L218 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:20:31,467 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-28 02:20:31,467 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:20:31,467 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:20:31,467 INFO L85 PathProgramCache]: Analyzing trace with hash -1394806403, now seen corresponding path program 1 times [2024-11-28 02:20:31,471 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:20:31,471 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1959792574] [2024-11-28 02:20:31,471 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:20:31,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:20:31,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:20:31,698 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2024-11-28 02:20:31,699 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:20:31,699 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1959792574] [2024-11-28 02:20:31,699 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1959792574] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:20:31,699 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:20:31,699 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 02:20:31,699 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2026483565] [2024-11-28 02:20:31,699 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:20:31,700 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 02:20:31,700 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:20:31,700 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 02:20:31,703 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 02:20:31,704 INFO L87 Difference]: Start difference. First operand 132 states and 207 transitions. Second operand has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2024-11-28 02:20:31,802 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:20:31,804 INFO L93 Difference]: Finished difference Result 299 states and 471 transitions. [2024-11-28 02:20:31,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 02:20:31,805 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) Word has length 185 [2024-11-28 02:20:31,806 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:20:31,810 INFO L225 Difference]: With dead ends: 299 [2024-11-28 02:20:31,811 INFO L226 Difference]: Without dead ends: 170 [2024-11-28 02:20:31,811 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 02:20:31,812 INFO L435 NwaCegarLoop]: 132 mSDtfsCounter, 28 mSDsluCounter, 115 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 28 SdHoareTripleChecker+Valid, 247 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-28 02:20:31,812 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [28 Valid, 247 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-28 02:20:31,813 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 170 states. [2024-11-28 02:20:31,838 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 170 to 144. [2024-11-28 02:20:31,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 144 states, 100 states have (on average 1.44) internal successors, (144), 101 states have internal predecessors, (144), 41 states have call successors, (41), 2 states have call predecessors, (41), 2 states have return successors, (41), 40 states have call predecessors, (41), 41 states have call successors, (41) [2024-11-28 02:20:31,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 144 states and 226 transitions. [2024-11-28 02:20:31,845 INFO L78 Accepts]: Start accepts. Automaton has 144 states and 226 transitions. Word has length 185 [2024-11-28 02:20:31,848 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:20:31,849 INFO L471 AbstractCegarLoop]: Abstraction has 144 states and 226 transitions. [2024-11-28 02:20:31,849 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2024-11-28 02:20:31,849 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 226 transitions. [2024-11-28 02:20:31,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2024-11-28 02:20:31,855 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:20:31,855 INFO L218 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:20:31,855 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-28 02:20:31,855 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:20:31,856 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:20:31,856 INFO L85 PathProgramCache]: Analyzing trace with hash -714748033, now seen corresponding path program 1 times [2024-11-28 02:20:31,856 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:20:31,856 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1986871138] [2024-11-28 02:20:31,856 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:20:31,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:20:32,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:20:32,809 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 18 proven. 66 refuted. 0 times theorem prover too weak. 1540 trivial. 0 not checked. [2024-11-28 02:20:32,809 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:20:32,809 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1986871138] [2024-11-28 02:20:32,809 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1986871138] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 02:20:32,809 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [267777048] [2024-11-28 02:20:32,809 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:20:32,809 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 02:20:32,810 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_974b8db8-6e4e-44de-b65a-e3144a517a68/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 02:20:32,815 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_974b8db8-6e4e-44de-b65a-e3144a517a68/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 02:20:32,828 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_974b8db8-6e4e-44de-b65a-e3144a517a68/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-28 02:20:33,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:20:33,041 INFO L256 TraceCheckSpWp]: Trace formula consists of 428 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-28 02:20:33,053 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 02:20:33,500 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 568 proven. 66 refuted. 0 times theorem prover too weak. 990 trivial. 0 not checked. [2024-11-28 02:20:33,500 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 02:20:33,960 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 18 proven. 66 refuted. 0 times theorem prover too weak. 1540 trivial. 0 not checked. [2024-11-28 02:20:33,963 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [267777048] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-28 02:20:33,963 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-28 02:20:33,964 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 13 [2024-11-28 02:20:33,964 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [127444838] [2024-11-28 02:20:33,964 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-28 02:20:33,965 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-28 02:20:33,965 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:20:33,966 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-28 02:20:33,966 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=110, Unknown=0, NotChecked=0, Total=156 [2024-11-28 02:20:33,966 INFO L87 Difference]: Start difference. First operand 144 states and 226 transitions. Second operand has 13 states, 13 states have (on average 5.384615384615385) internal successors, (70), 13 states have internal predecessors, (70), 2 states have call successors, (51), 2 states have call predecessors, (51), 4 states have return successors, (52), 2 states have call predecessors, (52), 2 states have call successors, (52) [2024-11-28 02:20:34,928 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:20:34,928 INFO L93 Difference]: Finished difference Result 326 states and 491 transitions. [2024-11-28 02:20:34,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-28 02:20:34,929 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 5.384615384615385) internal successors, (70), 13 states have internal predecessors, (70), 2 states have call successors, (51), 2 states have call predecessors, (51), 4 states have return successors, (52), 2 states have call predecessors, (52), 2 states have call successors, (52) Word has length 185 [2024-11-28 02:20:34,929 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:20:34,931 INFO L225 Difference]: With dead ends: 326 [2024-11-28 02:20:34,931 INFO L226 Difference]: Without dead ends: 185 [2024-11-28 02:20:34,934 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 391 GetRequests, 367 SyntacticMatches, 2 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 72 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=184, Invalid=368, Unknown=0, NotChecked=0, Total=552 [2024-11-28 02:20:34,935 INFO L435 NwaCegarLoop]: 89 mSDtfsCounter, 194 mSDsluCounter, 182 mSDsCounter, 0 mSdLazyCounter, 437 mSolverCounterSat, 117 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 194 SdHoareTripleChecker+Valid, 271 SdHoareTripleChecker+Invalid, 554 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 117 IncrementalHoareTripleChecker+Valid, 437 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-28 02:20:34,935 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [194 Valid, 271 Invalid, 554 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [117 Valid, 437 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-28 02:20:34,936 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 185 states. [2024-11-28 02:20:34,975 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 185 to 160. [2024-11-28 02:20:34,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 160 states, 112 states have (on average 1.3392857142857142) internal successors, (150), 113 states have internal predecessors, (150), 41 states have call successors, (41), 6 states have call predecessors, (41), 6 states have return successors, (41), 40 states have call predecessors, (41), 41 states have call successors, (41) [2024-11-28 02:20:34,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 232 transitions. [2024-11-28 02:20:34,981 INFO L78 Accepts]: Start accepts. Automaton has 160 states and 232 transitions. Word has length 185 [2024-11-28 02:20:34,982 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:20:34,982 INFO L471 AbstractCegarLoop]: Abstraction has 160 states and 232 transitions. [2024-11-28 02:20:34,982 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 5.384615384615385) internal successors, (70), 13 states have internal predecessors, (70), 2 states have call successors, (51), 2 states have call predecessors, (51), 4 states have return successors, (52), 2 states have call predecessors, (52), 2 states have call successors, (52) [2024-11-28 02:20:34,982 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 232 transitions. [2024-11-28 02:20:34,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2024-11-28 02:20:34,986 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:20:34,987 INFO L218 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:20:34,998 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_974b8db8-6e4e-44de-b65a-e3144a517a68/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-28 02:20:35,187 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_974b8db8-6e4e-44de-b65a-e3144a517a68/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 02:20:35,187 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:20:35,188 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:20:35,188 INFO L85 PathProgramCache]: Analyzing trace with hash -822222266, now seen corresponding path program 1 times [2024-11-28 02:20:35,188 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:20:35,188 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1231164054] [2024-11-28 02:20:35,189 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:20:35,189 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:20:35,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:20:35,541 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 60 proven. 24 refuted. 0 times theorem prover too weak. 1540 trivial. 0 not checked. [2024-11-28 02:20:35,541 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:20:35,541 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1231164054] [2024-11-28 02:20:35,541 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1231164054] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 02:20:35,541 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1115582658] [2024-11-28 02:20:35,541 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:20:35,542 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 02:20:35,542 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_974b8db8-6e4e-44de-b65a-e3144a517a68/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 02:20:35,544 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_974b8db8-6e4e-44de-b65a-e3144a517a68/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 02:20:35,548 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_974b8db8-6e4e-44de-b65a-e3144a517a68/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-28 02:20:35,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:20:35,708 INFO L256 TraceCheckSpWp]: Trace formula consists of 432 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-28 02:20:35,717 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 02:20:35,872 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 378 proven. 9 refuted. 0 times theorem prover too weak. 1237 trivial. 0 not checked. [2024-11-28 02:20:35,872 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 02:20:36,132 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 75 proven. 9 refuted. 0 times theorem prover too weak. 1540 trivial. 0 not checked. [2024-11-28 02:20:36,132 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1115582658] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-28 02:20:36,133 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-28 02:20:36,133 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 8 [2024-11-28 02:20:36,133 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1675330576] [2024-11-28 02:20:36,133 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-28 02:20:36,134 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-28 02:20:36,134 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:20:36,136 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-28 02:20:36,136 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2024-11-28 02:20:36,137 INFO L87 Difference]: Start difference. First operand 160 states and 232 transitions. Second operand has 8 states, 8 states have (on average 8.875) internal successors, (71), 8 states have internal predecessors, (71), 3 states have call successors, (40), 2 states have call predecessors, (40), 4 states have return successors, (42), 3 states have call predecessors, (42), 3 states have call successors, (42) [2024-11-28 02:20:36,558 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:20:36,558 INFO L93 Difference]: Finished difference Result 333 states and 473 transitions. [2024-11-28 02:20:36,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-28 02:20:36,559 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 8.875) internal successors, (71), 8 states have internal predecessors, (71), 3 states have call successors, (40), 2 states have call predecessors, (40), 4 states have return successors, (42), 3 states have call predecessors, (42), 3 states have call successors, (42) Word has length 186 [2024-11-28 02:20:36,560 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:20:36,561 INFO L225 Difference]: With dead ends: 333 [2024-11-28 02:20:36,561 INFO L226 Difference]: Without dead ends: 176 [2024-11-28 02:20:36,562 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 386 GetRequests, 370 SyntacticMatches, 1 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=93, Invalid=179, Unknown=0, NotChecked=0, Total=272 [2024-11-28 02:20:36,563 INFO L435 NwaCegarLoop]: 88 mSDtfsCounter, 154 mSDsluCounter, 120 mSDsCounter, 0 mSdLazyCounter, 162 mSolverCounterSat, 144 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 155 SdHoareTripleChecker+Valid, 208 SdHoareTripleChecker+Invalid, 306 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 144 IncrementalHoareTripleChecker+Valid, 162 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-28 02:20:36,563 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [155 Valid, 208 Invalid, 306 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [144 Valid, 162 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-28 02:20:36,564 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 176 states. [2024-11-28 02:20:36,605 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 176 to 166. [2024-11-28 02:20:36,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 166 states, 116 states have (on average 1.2586206896551724) internal successors, (146), 117 states have internal predecessors, (146), 41 states have call successors, (41), 8 states have call predecessors, (41), 8 states have return successors, (41), 40 states have call predecessors, (41), 41 states have call successors, (41) [2024-11-28 02:20:36,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 166 states and 228 transitions. [2024-11-28 02:20:36,612 INFO L78 Accepts]: Start accepts. Automaton has 166 states and 228 transitions. Word has length 186 [2024-11-28 02:20:36,612 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:20:36,613 INFO L471 AbstractCegarLoop]: Abstraction has 166 states and 228 transitions. [2024-11-28 02:20:36,613 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.875) internal successors, (71), 8 states have internal predecessors, (71), 3 states have call successors, (40), 2 states have call predecessors, (40), 4 states have return successors, (42), 3 states have call predecessors, (42), 3 states have call successors, (42) [2024-11-28 02:20:36,613 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 228 transitions. [2024-11-28 02:20:36,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2024-11-28 02:20:36,615 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:20:36,615 INFO L218 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:20:36,628 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_974b8db8-6e4e-44de-b65a-e3144a517a68/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-11-28 02:20:36,823 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_974b8db8-6e4e-44de-b65a-e3144a517a68/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 02:20:36,823 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:20:36,823 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:20:36,824 INFO L85 PathProgramCache]: Analyzing trace with hash -1929671527, now seen corresponding path program 1 times [2024-11-28 02:20:36,824 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:20:36,824 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [75108005] [2024-11-28 02:20:36,824 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:20:36,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:20:36,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-28 02:20:36,927 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1958564043] [2024-11-28 02:20:36,928 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:20:36,928 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 02:20:36,928 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_974b8db8-6e4e-44de-b65a-e3144a517a68/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 02:20:36,930 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_974b8db8-6e4e-44de-b65a-e3144a517a68/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 02:20:36,933 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_974b8db8-6e4e-44de-b65a-e3144a517a68/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-28 02:20:37,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:20:37,098 INFO L256 TraceCheckSpWp]: Trace formula consists of 434 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-28 02:20:37,104 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 02:20:38,388 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 730 proven. 57 refuted. 0 times theorem prover too weak. 837 trivial. 0 not checked. [2024-11-28 02:20:38,389 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 02:20:38,665 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:20:38,666 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [75108005] [2024-11-28 02:20:38,666 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-28 02:20:38,666 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1958564043] [2024-11-28 02:20:38,666 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1958564043] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 02:20:38,667 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2024-11-28 02:20:38,667 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2024-11-28 02:20:38,667 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1157266498] [2024-11-28 02:20:38,667 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2024-11-28 02:20:38,667 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-28 02:20:38,668 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:20:38,668 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-28 02:20:38,668 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2024-11-28 02:20:38,668 INFO L87 Difference]: Start difference. First operand 166 states and 228 transitions. Second operand has 8 states, 8 states have (on average 6.375) internal successors, (51), 7 states have internal predecessors, (51), 2 states have call successors, (29), 2 states have call predecessors, (29), 3 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2024-11-28 02:20:39,326 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:20:39,326 INFO L93 Difference]: Finished difference Result 475 states and 651 transitions. [2024-11-28 02:20:39,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-28 02:20:39,327 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.375) internal successors, (51), 7 states have internal predecessors, (51), 2 states have call successors, (29), 2 states have call predecessors, (29), 3 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) Word has length 187 [2024-11-28 02:20:39,328 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:20:39,331 INFO L225 Difference]: With dead ends: 475 [2024-11-28 02:20:39,332 INFO L226 Difference]: Without dead ends: 312 [2024-11-28 02:20:39,333 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 218 GetRequests, 201 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=106, Invalid=236, Unknown=0, NotChecked=0, Total=342 [2024-11-28 02:20:39,334 INFO L435 NwaCegarLoop]: 78 mSDtfsCounter, 86 mSDsluCounter, 460 mSDsCounter, 0 mSdLazyCounter, 314 mSolverCounterSat, 82 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 86 SdHoareTripleChecker+Valid, 538 SdHoareTripleChecker+Invalid, 396 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 82 IncrementalHoareTripleChecker+Valid, 314 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-28 02:20:39,336 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [86 Valid, 538 Invalid, 396 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [82 Valid, 314 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-28 02:20:39,337 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 312 states. [2024-11-28 02:20:39,392 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 312 to 241. [2024-11-28 02:20:39,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 241 states, 156 states have (on average 1.205128205128205) internal successors, (188), 157 states have internal predecessors, (188), 70 states have call successors, (70), 14 states have call predecessors, (70), 14 states have return successors, (70), 69 states have call predecessors, (70), 70 states have call successors, (70) [2024-11-28 02:20:39,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 241 states and 328 transitions. [2024-11-28 02:20:39,397 INFO L78 Accepts]: Start accepts. Automaton has 241 states and 328 transitions. Word has length 187 [2024-11-28 02:20:39,398 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:20:39,398 INFO L471 AbstractCegarLoop]: Abstraction has 241 states and 328 transitions. [2024-11-28 02:20:39,398 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.375) internal successors, (51), 7 states have internal predecessors, (51), 2 states have call successors, (29), 2 states have call predecessors, (29), 3 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2024-11-28 02:20:39,398 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 328 transitions. [2024-11-28 02:20:39,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2024-11-28 02:20:39,400 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:20:39,400 INFO L218 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:20:39,410 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_974b8db8-6e4e-44de-b65a-e3144a517a68/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-11-28 02:20:39,601 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_974b8db8-6e4e-44de-b65a-e3144a517a68/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2024-11-28 02:20:39,602 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:20:39,602 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:20:39,603 INFO L85 PathProgramCache]: Analyzing trace with hash 676352027, now seen corresponding path program 1 times [2024-11-28 02:20:39,603 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:20:39,603 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [933350757] [2024-11-28 02:20:39,603 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:20:39,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:20:39,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-28 02:20:39,726 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [783666646] [2024-11-28 02:20:39,726 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:20:39,727 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 02:20:39,727 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_974b8db8-6e4e-44de-b65a-e3144a517a68/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 02:20:39,729 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_974b8db8-6e4e-44de-b65a-e3144a517a68/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 02:20:39,738 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_974b8db8-6e4e-44de-b65a-e3144a517a68/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-28 02:20:39,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 02:20:39,957 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 02:20:40,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 02:20:40,209 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-28 02:20:40,209 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-11-28 02:20:40,210 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-28 02:20:40,218 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_974b8db8-6e4e-44de-b65a-e3144a517a68/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2024-11-28 02:20:40,413 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_974b8db8-6e4e-44de-b65a-e3144a517a68/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2024-11-28 02:20:40,416 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:20:40,621 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-28 02:20:40,626 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 02:20:40 BoogieIcfgContainer [2024-11-28 02:20:40,627 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-28 02:20:40,627 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-28 02:20:40,627 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-28 02:20:40,628 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-28 02:20:40,628 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:20:30" (3/4) ... [2024-11-28 02:20:40,630 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-28 02:20:40,631 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-28 02:20:40,632 INFO L158 Benchmark]: Toolchain (without parser) took 11782.32ms. Allocated memory was 117.4MB in the beginning and 176.2MB in the end (delta: 58.7MB). Free memory was 92.8MB in the beginning and 135.2MB in the end (delta: -42.4MB). Peak memory consumption was 15.0MB. Max. memory is 16.1GB. [2024-11-28 02:20:40,633 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 117.4MB. Free memory is still 72.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 02:20:40,633 INFO L158 Benchmark]: CACSL2BoogieTranslator took 382.77ms. Allocated memory is still 117.4MB. Free memory was 92.6MB in the beginning and 77.4MB in the end (delta: 15.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-28 02:20:40,634 INFO L158 Benchmark]: Boogie Procedure Inliner took 63.29ms. Allocated memory is still 117.4MB. Free memory was 77.4MB in the beginning and 74.4MB in the end (delta: 3.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 02:20:40,634 INFO L158 Benchmark]: Boogie Preprocessor took 71.38ms. Allocated memory is still 117.4MB. Free memory was 74.4MB in the beginning and 70.5MB in the end (delta: 3.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-28 02:20:40,635 INFO L158 Benchmark]: RCFGBuilder took 677.17ms. Allocated memory is still 117.4MB. Free memory was 70.5MB in the beginning and 47.5MB in the end (delta: 23.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-28 02:20:40,636 INFO L158 Benchmark]: TraceAbstraction took 10572.61ms. Allocated memory was 117.4MB in the beginning and 176.2MB in the end (delta: 58.7MB). Free memory was 46.9MB in the beginning and 135.2MB in the end (delta: -88.3MB). Peak memory consumption was 48.5MB. Max. memory is 16.1GB. [2024-11-28 02:20:40,636 INFO L158 Benchmark]: Witness Printer took 4.07ms. Allocated memory is still 176.2MB. Free memory was 135.2MB in the beginning and 135.2MB in the end (delta: 24.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 02:20:40,638 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40ms. Allocated memory is still 117.4MB. Free memory is still 72.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 382.77ms. Allocated memory is still 117.4MB. Free memory was 92.6MB in the beginning and 77.4MB in the end (delta: 15.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 63.29ms. Allocated memory is still 117.4MB. Free memory was 77.4MB in the beginning and 74.4MB in the end (delta: 3.0MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 71.38ms. Allocated memory is still 117.4MB. Free memory was 74.4MB in the beginning and 70.5MB in the end (delta: 3.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 677.17ms. Allocated memory is still 117.4MB. Free memory was 70.5MB in the beginning and 47.5MB in the end (delta: 23.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 10572.61ms. Allocated memory was 117.4MB in the beginning and 176.2MB in the end (delta: 58.7MB). Free memory was 46.9MB in the beginning and 135.2MB in the end (delta: -88.3MB). Peak memory consumption was 48.5MB. Max. memory is 16.1GB. * Witness Printer took 4.07ms. Allocated memory is still 176.2MB. Free memory was 135.2MB in the beginning and 135.2MB in the end (delta: 24.1kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryArithmeticDOUBLEoperation at line 117, overapproximation of someBinaryFLOATComparisonOperation at line 143, overapproximation of someBinaryFLOATComparisonOperation at line 192, overapproximation of someBinaryFLOATComparisonOperation at line 142, overapproximation of someBinaryDOUBLEComparisonOperation at line 167, overapproximation of someBinaryDOUBLEComparisonOperation at line 128, overapproximation of someBinaryDOUBLEComparisonOperation at line 163, overapproximation of someBinaryDOUBLEComparisonOperation at line 59, overapproximation of someBinaryDOUBLEComparisonOperation at line 72, overapproximation of someBinaryDOUBLEComparisonOperation at line 169, overapproximation of someBinaryDOUBLEComparisonOperation at line 90, overapproximation of someBinaryDOUBLEComparisonOperation at line 192, overapproximation of someBinaryDOUBLEComparisonOperation at line 165. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed short int var_1_1 = 32; [L23] unsigned char var_1_2 = 1; [L24] float var_1_4 = 7.8; [L25] signed short int var_1_6 = 16; [L26] signed short int var_1_7 = 256; [L27] float var_1_8 = 256.6; [L28] unsigned char var_1_9 = 50; [L29] unsigned char var_1_10 = 5; [L30] double var_1_11 = 127.75; [L31] unsigned char var_1_12 = 1; [L32] unsigned char var_1_13 = 1; [L33] unsigned char var_1_14 = 0; [L34] double var_1_15 = 15.2; [L35] double var_1_16 = 256.5; [L36] double var_1_17 = 256.5; [L37] double var_1_18 = 0.0; [L38] double var_1_19 = 9.7; [L39] unsigned long int var_1_20 = 10000000; [L40] unsigned long int var_1_21 = 4008920074; [L41] unsigned char var_1_23 = 0; [L42] unsigned char var_1_29 = 1; [L43] unsigned char var_1_30 = 0; [L44] signed long int var_1_31 = -32; [L45] float var_1_35 = 31.6; [L46] signed short int var_1_38 = -2; [L47] float var_1_40 = 7.2; [L48] signed short int var_1_43 = 25; [L49] signed long int var_1_44 = -2; [L50] signed short int last_1_var_1_1 = 32; [L51] unsigned char last_1_var_1_9 = 50; [L52] double last_1_var_1_11 = 127.75; [L53] double last_1_var_1_16 = 256.5; [L54] unsigned long int last_1_var_1_20 = 10000000; VAL [isInitial=0, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=5, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=1, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_4=39/5, var_1_6=16, var_1_7=256, var_1_8=1283/5, var_1_9=50] [L196] isInitial = 1 [L197] FCALL initially() [L199] CALL updateLastVariables() [L185] last_1_var_1_1 = var_1_1 [L186] last_1_var_1_9 = var_1_9 [L187] last_1_var_1_11 = var_1_11 [L188] last_1_var_1_16 = var_1_16 [L189] last_1_var_1_20 = var_1_20 VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=5, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=1, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_4=39/5, var_1_6=16, var_1_7=256, var_1_8=1283/5, var_1_9=50] [L199] RET updateLastVariables() [L200] CALL updateVariables() [L138] var_1_2 = __VERIFIER_nondet_uchar() [L139] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=5, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_4=39/5, var_1_6=16, var_1_7=256, var_1_8=1283/5, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=5, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_4=39/5, var_1_6=16, var_1_7=256, var_1_8=1283/5, var_1_9=50] [L139] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=5, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_4=39/5, var_1_6=16, var_1_7=256, var_1_8=1283/5, var_1_9=50] [L140] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=5, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_4=39/5, var_1_6=16, var_1_7=256, var_1_8=1283/5, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=5, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_4=39/5, var_1_6=16, var_1_7=256, var_1_8=1283/5, var_1_9=50] [L140] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=5, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_4=39/5, var_1_6=16, var_1_7=256, var_1_8=1283/5, var_1_9=50] [L141] var_1_4 = __VERIFIER_nondet_float() [L142] CALL assume_abort_if_not((var_1_4 >= -922337.2036854776000e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=5, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=16, var_1_7=256, var_1_8=1283/5, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=5, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=16, var_1_7=256, var_1_8=1283/5, var_1_9=50] [L142] RET assume_abort_if_not((var_1_4 >= -922337.2036854776000e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=5, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=16, var_1_7=256, var_1_8=1283/5, var_1_9=50] [L143] CALL assume_abort_if_not(var_1_4 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=5, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=16, var_1_7=256, var_1_8=1283/5, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=5, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=16, var_1_7=256, var_1_8=1283/5, var_1_9=50] [L143] RET assume_abort_if_not(var_1_4 != 0.0F) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=5, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=16, var_1_7=256, var_1_8=1283/5, var_1_9=50] [L144] var_1_6 = __VERIFIER_nondet_short() [L145] CALL assume_abort_if_not(var_1_6 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=5, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=256, var_1_8=1283/5, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=5, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=256, var_1_8=1283/5, var_1_9=50] [L145] RET assume_abort_if_not(var_1_6 >= -1) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=5, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=256, var_1_8=1283/5, var_1_9=50] [L146] CALL assume_abort_if_not(var_1_6 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=5, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=256, var_1_8=1283/5, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=5, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=256, var_1_8=1283/5, var_1_9=50] [L146] RET assume_abort_if_not(var_1_6 <= 32766) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=5, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=256, var_1_8=1283/5, var_1_9=50] [L147] var_1_7 = __VERIFIER_nondet_short() [L148] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=5, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=5, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L148] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=5, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L149] CALL assume_abort_if_not(var_1_7 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=5, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=5, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L149] RET assume_abort_if_not(var_1_7 <= 32766) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=5, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L150] var_1_10 = __VERIFIER_nondet_uchar() [L151] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L151] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L152] CALL assume_abort_if_not(var_1_10 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=2, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=2, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L152] RET assume_abort_if_not(var_1_10 <= 254) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=2, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L153] var_1_12 = __VERIFIER_nondet_uchar() [L154] CALL assume_abort_if_not(var_1_12 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=2, var_1_11=511/4, var_1_13=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=2, var_1_11=511/4, var_1_13=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L154] RET assume_abort_if_not(var_1_12 >= 0) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=2, var_1_11=511/4, var_1_13=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L155] CALL assume_abort_if_not(var_1_12 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=2, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=2, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L155] RET assume_abort_if_not(var_1_12 <= 1) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=2, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L156] var_1_13 = __VERIFIER_nondet_uchar() [L157] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=2, var_1_11=511/4, var_1_12=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=2, var_1_11=511/4, var_1_12=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L157] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=2, var_1_11=511/4, var_1_12=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L158] CALL assume_abort_if_not(var_1_13 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=2, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=2, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L158] RET assume_abort_if_not(var_1_13 <= 1) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=2, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L159] var_1_14 = __VERIFIER_nondet_uchar() [L160] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=2, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=2, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L160] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=2, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L161] CALL assume_abort_if_not(var_1_14 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=2, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=1, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=2, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=1, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L161] RET assume_abort_if_not(var_1_14 <= 1) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=2, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=1, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L162] var_1_15 = __VERIFIER_nondet_double() [L163] CALL assume_abort_if_not((var_1_15 >= -922337.2036854765600e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854765600e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=2, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=1, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=2, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=1, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L163] RET assume_abort_if_not((var_1_15 >= -922337.2036854765600e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854765600e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=2, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=1, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L164] var_1_17 = __VERIFIER_nondet_double() [L165] CALL assume_abort_if_not((var_1_17 >= 0.0F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854765600e+12F && var_1_17 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=2, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=1, var_1_16=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=2, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=1, var_1_16=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L165] RET assume_abort_if_not((var_1_17 >= 0.0F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854765600e+12F && var_1_17 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=2, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=1, var_1_16=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L166] var_1_18 = __VERIFIER_nondet_double() [L167] CALL assume_abort_if_not((var_1_18 >= 4611686.018427382800e+12F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=2, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=1, var_1_16=513/2, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=2, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=1, var_1_16=513/2, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L167] RET assume_abort_if_not((var_1_18 >= 4611686.018427382800e+12F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=2, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=1, var_1_16=513/2, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L168] var_1_19 = __VERIFIER_nondet_double() [L169] 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_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=2, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=1, var_1_16=513/2, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=2, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=1, var_1_16=513/2, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L169] 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_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=2, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=1, var_1_16=513/2, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L170] var_1_21 = __VERIFIER_nondet_ulong() [L171] CALL assume_abort_if_not(var_1_21 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=2, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=1, var_1_16=513/2, var_1_1=32, var_1_20=10000000, var_1_21=-2147483649, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=2, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=1, var_1_16=513/2, var_1_1=32, var_1_20=10000000, var_1_21=-2147483649, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L171] RET assume_abort_if_not(var_1_21 >= 2147483647) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=2, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=1, var_1_16=513/2, var_1_1=32, var_1_20=10000000, var_1_21=-2147483649, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L172] CALL assume_abort_if_not(var_1_21 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=2, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=1, var_1_16=513/2, var_1_1=32, var_1_20=10000000, var_1_21=-2147483649, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=2, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=1, var_1_16=513/2, var_1_1=32, var_1_20=10000000, var_1_21=-2147483649, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L172] RET assume_abort_if_not(var_1_21 <= 4294967294) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=2, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=1, var_1_16=513/2, var_1_1=32, var_1_20=10000000, var_1_21=-2147483649, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L173] var_1_29 = __VERIFIER_nondet_uchar() [L174] CALL assume_abort_if_not(var_1_29 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=2, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=1, var_1_16=513/2, var_1_1=32, var_1_20=10000000, var_1_21=-2147483649, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=2, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=1, var_1_16=513/2, var_1_1=32, var_1_20=10000000, var_1_21=-2147483649, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L174] RET assume_abort_if_not(var_1_29 >= 1) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=2, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=1, var_1_16=513/2, var_1_1=32, var_1_20=10000000, var_1_21=-2147483649, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L175] CALL assume_abort_if_not(var_1_29 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=2, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=1, var_1_16=513/2, var_1_1=32, var_1_20=10000000, var_1_21=-2147483649, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=2, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=1, var_1_16=513/2, var_1_1=32, var_1_20=10000000, var_1_21=-2147483649, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L175] RET assume_abort_if_not(var_1_29 <= 1) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=2, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=1, var_1_16=513/2, var_1_1=32, var_1_20=10000000, var_1_21=-2147483649, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L176] var_1_30 = __VERIFIER_nondet_uchar() [L177] CALL assume_abort_if_not(var_1_30 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=2, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=1, var_1_16=513/2, var_1_1=32, var_1_20=10000000, var_1_21=-2147483649, var_1_23=0, var_1_29=1, var_1_2=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=2, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=1, var_1_16=513/2, var_1_1=32, var_1_20=10000000, var_1_21=-2147483649, var_1_23=0, var_1_29=1, var_1_2=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L177] RET assume_abort_if_not(var_1_30 >= 0) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=2, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=1, var_1_16=513/2, var_1_1=32, var_1_20=10000000, var_1_21=-2147483649, var_1_23=0, var_1_29=1, var_1_2=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L178] CALL assume_abort_if_not(var_1_30 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=2, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=1, var_1_16=513/2, var_1_1=32, var_1_20=10000000, var_1_21=-2147483649, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=2, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=1, var_1_16=513/2, var_1_1=32, var_1_20=10000000, var_1_21=-2147483649, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L178] RET assume_abort_if_not(var_1_30 <= 0) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=2, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=1, var_1_16=513/2, var_1_1=32, var_1_20=10000000, var_1_21=-2147483649, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L179] var_1_44 = __VERIFIER_nondet_long() [L180] CALL assume_abort_if_not(var_1_44 >= -2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=2, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=1, var_1_16=513/2, var_1_1=32, var_1_20=10000000, var_1_21=-2147483649, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-1, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=2, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=1, var_1_16=513/2, var_1_1=32, var_1_20=10000000, var_1_21=-2147483649, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-1, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L180] RET assume_abort_if_not(var_1_44 >= -2147483647) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=2, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=1, var_1_16=513/2, var_1_1=32, var_1_20=10000000, var_1_21=-2147483649, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-1, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L181] CALL assume_abort_if_not(var_1_44 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=2, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=1, var_1_16=513/2, var_1_1=32, var_1_20=10000000, var_1_21=-2147483649, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-1, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=2, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=1, var_1_16=513/2, var_1_1=32, var_1_20=10000000, var_1_21=-2147483649, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-1, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L181] RET assume_abort_if_not(var_1_44 <= 2147483647) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=2, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=1, var_1_16=513/2, var_1_1=32, var_1_20=10000000, var_1_21=-2147483649, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-1, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L182] CALL assume_abort_if_not(var_1_44 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=2, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=1, var_1_16=513/2, var_1_1=32, var_1_20=10000000, var_1_21=-2147483649, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-1, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=2, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=1, var_1_16=513/2, var_1_1=32, var_1_20=10000000, var_1_21=-2147483649, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-1, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L182] RET assume_abort_if_not(var_1_44 != 0) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=2, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=1, var_1_16=513/2, var_1_1=32, var_1_20=10000000, var_1_21=-2147483649, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-1, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L200] RET updateVariables() [L201] CALL step() [L58] signed long int stepLocal_0 = (((var_1_7) < (last_1_var_1_1)) ? (var_1_7) : (last_1_var_1_1)); VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, stepLocal_0=32, var_1_10=2, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=1, var_1_16=513/2, var_1_1=32, var_1_20=10000000, var_1_21=-2147483649, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-1, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L59] COND FALSE !(last_1_var_1_11 < (last_1_var_1_11 + last_1_var_1_16)) [L66] var_1_9 = var_1_10 VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, stepLocal_0=32, var_1_10=2, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=1, var_1_16=513/2, var_1_1=32, var_1_20=10000000, var_1_21=-2147483649, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-1, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=2] [L68] unsigned long int stepLocal_1 = last_1_var_1_20; VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, stepLocal_0=32, stepLocal_1=10000000, var_1_10=2, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=1, var_1_16=513/2, var_1_1=32, var_1_20=10000000, var_1_21=-2147483649, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-1, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=2] [L69] COND FALSE !(((var_1_10 * last_1_var_1_9) + last_1_var_1_1) > stepLocal_1) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, stepLocal_0=32, var_1_10=2, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=1, var_1_16=513/2, var_1_1=32, var_1_20=10000000, var_1_21=-2147483649, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-1, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=2] [L72] COND TRUE (last_1_var_1_16 >= last_1_var_1_16) || ((var_1_2 && var_1_12) || (var_1_13 || var_1_14)) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, stepLocal_0=32, var_1_10=2, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=1, var_1_16=513/2, var_1_1=32, var_1_20=10000000, var_1_21=-2147483649, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-1, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=2] [L73] COND FALSE !(\read(var_1_2)) [L76] var_1_11 = var_1_15 VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, stepLocal_0=32, var_1_10=2, var_1_11=2, var_1_12=1, var_1_13=1, var_1_14=1, var_1_15=2, var_1_16=513/2, var_1_1=32, var_1_20=10000000, var_1_21=-2147483649, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-1, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=2] [L81] COND TRUE \read(var_1_13) [L82] var_1_20 = (((((var_1_9) > (128u)) ? (var_1_9) : (128u))) + var_1_9) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, stepLocal_0=32, var_1_10=2, var_1_11=2, var_1_12=1, var_1_13=1, var_1_14=1, var_1_15=2, var_1_16=513/2, var_1_1=32, var_1_20=130, var_1_21=-2147483649, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-1, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=2] [L90] COND FALSE !((- var_1_16) <= var_1_4) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, stepLocal_0=32, var_1_10=2, var_1_11=2, var_1_12=1, var_1_13=1, var_1_14=1, var_1_15=2, var_1_16=513/2, var_1_1=32, var_1_20=130, var_1_21=-2147483649, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-1, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=2] [L95] COND FALSE !(\read(var_1_2)) [L102] var_1_1 = var_1_9 VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, stepLocal_0=32, var_1_10=2, var_1_11=2, var_1_12=1, var_1_13=1, var_1_14=1, var_1_15=2, var_1_16=513/2, var_1_1=2, var_1_20=130, var_1_21=-2147483649, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-1, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=2] [L104] COND TRUE var_1_1 <= (var_1_7 + var_1_10) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, stepLocal_0=32, var_1_10=2, var_1_11=2, var_1_12=1, var_1_13=1, var_1_14=1, var_1_15=2, var_1_16=513/2, var_1_1=2, var_1_20=130, var_1_21=-2147483649, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-1, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=2] [L105] COND FALSE !(var_1_21 < var_1_10) [L108] var_1_23 = var_1_30 VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, stepLocal_0=32, var_1_10=2, var_1_11=2, var_1_12=1, var_1_13=1, var_1_14=1, var_1_15=2, var_1_16=513/2, var_1_1=2, var_1_20=130, var_1_21=-2147483649, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-1, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=2] [L111] COND FALSE !(var_1_9 != var_1_1) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, stepLocal_0=32, var_1_10=2, var_1_11=2, var_1_12=1, var_1_13=1, var_1_14=1, var_1_15=2, var_1_16=513/2, var_1_1=2, var_1_20=130, var_1_21=-2147483649, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-1, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=2] [L114] COND FALSE !(var_1_2 && var_1_29) [L117] var_1_35 = (var_1_19 + var_1_19) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, stepLocal_0=32, var_1_10=2, var_1_11=2, var_1_12=1, var_1_13=1, var_1_14=1, var_1_15=2, var_1_16=513/2, var_1_1=2, var_1_20=130, var_1_21=-2147483649, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-1, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=2] [L119] var_1_38 = var_1_10 VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, stepLocal_0=32, var_1_10=2, var_1_11=2, var_1_12=1, var_1_13=1, var_1_14=1, var_1_15=2, var_1_16=513/2, var_1_1=2, var_1_20=130, var_1_21=-2147483649, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_38=2, var_1_40=36/5, var_1_43=25, var_1_44=-1, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=2] [L120] COND FALSE !(\read(var_1_30)) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, stepLocal_0=32, var_1_10=2, var_1_11=2, var_1_12=1, var_1_13=1, var_1_14=1, var_1_15=2, var_1_16=513/2, var_1_1=2, var_1_20=130, var_1_21=-2147483649, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_38=2, var_1_40=36/5, var_1_43=25, var_1_44=-1, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=2] [L127] COND TRUE (var_1_7 * var_1_9) > (~ var_1_9) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, stepLocal_0=32, var_1_10=2, var_1_11=2, var_1_12=1, var_1_13=1, var_1_14=1, var_1_15=2, var_1_16=513/2, var_1_1=2, var_1_20=130, var_1_21=-2147483649, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_38=2, var_1_40=36/5, var_1_43=25, var_1_44=-1, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=2] [L128] COND TRUE var_1_19 == 0.25f [L129] var_1_40 = var_1_19 VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, stepLocal_0=32, var_1_10=2, var_1_11=2, var_1_12=1, var_1_13=1, var_1_14=1, var_1_15=2, var_1_16=513/2, var_1_19=3, var_1_1=2, var_1_20=130, var_1_21=-2147483649, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_38=2, var_1_40=3, var_1_43=25, var_1_44=-1, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=2] [L133] COND TRUE ((((var_1_10) < 0 ) ? -(var_1_10) : (var_1_10))) <= (2 / ((((var_1_44) < 0 ) ? -(var_1_44) : (var_1_44)))) [L134] var_1_43 = ((((var_1_9) > (var_1_9)) ? (var_1_9) : (var_1_9))) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, stepLocal_0=32, var_1_10=2, var_1_11=2, var_1_12=1, var_1_13=1, var_1_14=1, var_1_15=2, var_1_16=513/2, var_1_19=3, var_1_1=2, var_1_20=130, var_1_21=-2147483649, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_38=2, var_1_40=3, var_1_43=2, var_1_44=-1, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=2] [L201] RET step() [L202] CALL, EXPR property() [L192-L193] return (((((var_1_2 ? (((var_1_11 / var_1_4) <= var_1_8) ? (var_1_1 == ((signed short int) (var_1_9 - var_1_9))) : (var_1_1 == ((signed short int) var_1_9))) : (var_1_1 == ((signed short int) var_1_9))) && (((- var_1_16) <= var_1_4) ? (((var_1_11 <= var_1_4) || var_1_2) ? (var_1_8 == ((float) 3.3f)) : 1) : 1)) && ((last_1_var_1_11 < (last_1_var_1_11 + last_1_var_1_16)) ? ((((((var_1_7) < (last_1_var_1_1)) ? (var_1_7) : (last_1_var_1_1))) > (var_1_6 * 1)) ? (var_1_9 == ((unsigned char) var_1_10)) : (var_1_9 == ((unsigned char) var_1_10))) : (var_1_9 == ((unsigned char) var_1_10)))) && (((last_1_var_1_16 >= last_1_var_1_16) || ((var_1_2 && var_1_12) || (var_1_13 || var_1_14))) ? (var_1_2 ? (var_1_11 == ((double) var_1_15)) : (var_1_11 == ((double) var_1_15))) : (var_1_11 == ((double) var_1_15)))) && ((((var_1_10 * last_1_var_1_9) + last_1_var_1_1) > last_1_var_1_20) ? (var_1_16 == ((double) (var_1_17 - (var_1_18 - var_1_19)))) : 1)) && (var_1_13 ? (var_1_20 == ((unsigned long int) (((((var_1_9) > (128u)) ? (var_1_9) : (128u))) + var_1_9))) : ((var_1_9 >= var_1_9) ? (var_1_20 == ((unsigned long int) (var_1_21 - var_1_9))) : (var_1_20 == ((unsigned long int) var_1_9)))) ; VAL [\result=0, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=2, var_1_11=2, var_1_12=1, var_1_13=1, var_1_14=1, var_1_15=2, var_1_16=513/2, var_1_19=3, var_1_1=2, var_1_20=130, var_1_21=-2147483649, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_38=2, var_1_40=3, var_1_43=2, var_1_44=-1, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=2] [L202] RET, EXPR property() [L202] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=2, var_1_11=2, var_1_12=1, var_1_13=1, var_1_14=1, var_1_15=2, var_1_16=513/2, var_1_19=3, var_1_1=2, var_1_20=130, var_1_21=-2147483649, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_38=2, var_1_40=3, var_1_43=2, var_1_44=-1, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=2] [L19] reach_error() VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=2, var_1_11=2, var_1_12=1, var_1_13=1, var_1_14=1, var_1_15=2, var_1_16=513/2, var_1_19=3, var_1_1=2, var_1_20=130, var_1_21=-2147483649, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_38=2, var_1_40=3, var_1_43=2, var_1_44=-1, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=2] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 86 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 10.3s, OverallIterations: 7, TraceHistogramMax: 29, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 2.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 566 SdHoareTripleChecker+Valid, 1.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 565 mSDsluCounter, 1824 SdHoareTripleChecker+Invalid, 1.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1108 mSDsCounter, 351 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 954 IncrementalHoareTripleChecker+Invalid, 1305 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 351 mSolverCounterUnsat, 716 mSDtfsCounter, 954 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1004 GetRequests, 944 SyntacticMatches, 3 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 149 ImplicationChecksByTransitivity, 1.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=241occurred in iteration=6, InterpolantAutomatonStates: 51, 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, 6 MinimizatonAttempts, 169 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 1.0s SatisfiabilityAnalysisTime, 4.6s InterpolantComputationTime, 2044 NumberOfCodeBlocks, 2044 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 1844 ConstructedInterpolants, 0 QuantifiedInterpolants, 4472 SizeOfPredicates, 11 NumberOfNonLiveVariables, 1294 ConjunctsInSsa, 31 ConjunctsInUnsatCore, 10 InterpolantComputations, 3 PerfectInterpolantSequences, 15943/16240 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-28 02:20:40,662 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_974b8db8-6e4e-44de-b65a-e3144a517a68/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_974b8db8-6e4e-44de-b65a-e3144a517a68/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_974b8db8-6e4e-44de-b65a-e3144a517a68/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_974b8db8-6e4e-44de-b65a-e3144a517a68/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_974b8db8-6e4e-44de-b65a-e3144a517a68/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-60.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_974b8db8-6e4e-44de-b65a-e3144a517a68/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_974b8db8-6e4e-44de-b65a-e3144a517a68/bin/uautomizer-verify-aQ6SnzHsRB --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0e3b66e9eccfd4fa8e4be46135bb01f9b94498d71482eaa706147ef592b066a9 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 02:20:43,260 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 02:20:43,402 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_974b8db8-6e4e-44de-b65a-e3144a517a68/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-28 02:20:43,411 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 02:20:43,412 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 02:20:43,438 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 02:20:43,440 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 02:20:43,440 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 02:20:43,440 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 02:20:43,441 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 02:20:43,442 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 02:20:43,442 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 02:20:43,443 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 02:20:43,443 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 02:20:43,443 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 02:20:43,443 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 02:20:43,444 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-28 02:20:43,444 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-28 02:20:43,444 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-28 02:20:43,444 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 02:20:43,444 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-28 02:20:43,444 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 02:20:43,444 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-28 02:20:43,454 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-28 02:20:43,454 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-28 02:20:43,454 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-28 02:20:43,454 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-28 02:20:43,454 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 02:20:43,454 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 02:20:43,454 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 02:20:43,454 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 02:20:43,455 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 02:20:43,455 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 02:20:43,455 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 02:20:43,455 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 02:20:43,455 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 02:20:43,455 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 02:20:43,455 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 02:20:43,455 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 02:20:43,455 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 02:20:43,455 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 02:20:43,455 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 02:20:43,455 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-28 02:20:43,456 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-28 02:20:43,456 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-28 02:20:43,456 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-28 02:20:43,456 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 02:20:43,456 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 02:20:43,456 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 02:20:43,456 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 02:20:43,456 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_974b8db8-6e4e-44de-b65a-e3144a517a68/bin/uautomizer-verify-aQ6SnzHsRB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0e3b66e9eccfd4fa8e4be46135bb01f9b94498d71482eaa706147ef592b066a9 [2024-11-28 02:20:43,745 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 02:20:43,757 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 02:20:43,760 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 02:20:43,762 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 02:20:43,765 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 02:20:43,766 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_974b8db8-6e4e-44de-b65a-e3144a517a68/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-60.i [2024-11-28 02:20:46,701 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_974b8db8-6e4e-44de-b65a-e3144a517a68/bin/uautomizer-verify-aQ6SnzHsRB/data/e121ab48e/200f2707331f4ea986872c92c439ef1a/FLAGe3d62b1d0 [2024-11-28 02:20:47,021 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 02:20:47,027 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_974b8db8-6e4e-44de-b65a-e3144a517a68/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-60.i [2024-11-28 02:20:47,048 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_974b8db8-6e4e-44de-b65a-e3144a517a68/bin/uautomizer-verify-aQ6SnzHsRB/data/e121ab48e/200f2707331f4ea986872c92c439ef1a/FLAGe3d62b1d0 [2024-11-28 02:20:47,069 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_974b8db8-6e4e-44de-b65a-e3144a517a68/bin/uautomizer-verify-aQ6SnzHsRB/data/e121ab48e/200f2707331f4ea986872c92c439ef1a [2024-11-28 02:20:47,072 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 02:20:47,074 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 02:20:47,077 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 02:20:47,077 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 02:20:47,083 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 02:20:47,083 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:20:47" (1/1) ... [2024-11-28 02:20:47,086 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ded3cf9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:20:47, skipping insertion in model container [2024-11-28 02:20:47,086 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:20:47" (1/1) ... [2024-11-28 02:20:47,116 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 02:20:47,287 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_974b8db8-6e4e-44de-b65a-e3144a517a68/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-60.i[919,932] [2024-11-28 02:20:47,380 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 02:20:47,406 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 02:20:47,422 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_974b8db8-6e4e-44de-b65a-e3144a517a68/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-60.i[919,932] [2024-11-28 02:20:47,485 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 02:20:47,506 INFO L204 MainTranslator]: Completed translation [2024-11-28 02:20:47,506 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:20:47 WrapperNode [2024-11-28 02:20:47,507 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 02:20:47,508 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 02:20:47,508 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 02:20:47,509 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 02:20:47,517 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:20:47" (1/1) ... [2024-11-28 02:20:47,536 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:20:47" (1/1) ... [2024-11-28 02:20:47,586 INFO L138 Inliner]: procedures = 27, calls = 42, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 194 [2024-11-28 02:20:47,588 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 02:20:47,589 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 02:20:47,590 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 02:20:47,590 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 02:20:47,599 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:20:47" (1/1) ... [2024-11-28 02:20:47,599 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:20:47" (1/1) ... [2024-11-28 02:20:47,605 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:20:47" (1/1) ... [2024-11-28 02:20:47,627 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]. [2024-11-28 02:20:47,627 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:20:47" (1/1) ... [2024-11-28 02:20:47,627 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:20:47" (1/1) ... [2024-11-28 02:20:47,646 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:20:47" (1/1) ... [2024-11-28 02:20:47,651 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:20:47" (1/1) ... [2024-11-28 02:20:47,659 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:20:47" (1/1) ... [2024-11-28 02:20:47,661 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:20:47" (1/1) ... [2024-11-28 02:20:47,663 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:20:47" (1/1) ... [2024-11-28 02:20:47,670 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 02:20:47,673 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 02:20:47,673 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 02:20:47,673 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 02:20:47,674 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:20:47" (1/1) ... [2024-11-28 02:20:47,681 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 02:20:47,695 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_974b8db8-6e4e-44de-b65a-e3144a517a68/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 02:20:47,709 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_974b8db8-6e4e-44de-b65a-e3144a517a68/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-28 02:20:47,717 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_974b8db8-6e4e-44de-b65a-e3144a517a68/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-28 02:20:47,741 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-28 02:20:47,742 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-28 02:20:47,742 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-28 02:20:47,742 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-28 02:20:47,742 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 02:20:47,742 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 02:20:47,856 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 02:20:47,858 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 02:21:07,123 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-11-28 02:21:07,124 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 02:21:07,137 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 02:21:07,138 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-28 02:21:07,139 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:21:07 BoogieIcfgContainer [2024-11-28 02:21:07,139 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 02:21:07,141 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-28 02:21:07,141 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-28 02:21:07,145 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-28 02:21:07,145 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 02:20:47" (1/3) ... [2024-11-28 02:21:07,146 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7036d14 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 02:21:07, skipping insertion in model container [2024-11-28 02:21:07,146 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:20:47" (2/3) ... [2024-11-28 02:21:07,146 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7036d14 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 02:21:07, skipping insertion in model container [2024-11-28 02:21:07,146 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:21:07" (3/3) ... [2024-11-28 02:21:07,148 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-ci_file-60.i [2024-11-28 02:21:07,161 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-28 02:21:07,163 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodestructure_filler-pe-ci_file-60.i that has 2 procedures, 86 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-28 02:21:07,243 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-28 02:21:07,257 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;@10200f8c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-28 02:21:07,258 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-28 02:21:07,264 INFO L276 IsEmpty]: Start isEmpty. Operand has 86 states, 54 states have (on average 1.462962962962963) internal successors, (79), 55 states have internal predecessors, (79), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2024-11-28 02:21:07,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2024-11-28 02:21:07,280 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:21:07,280 INFO L218 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:21:07,281 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:21:07,287 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:21:07,287 INFO L85 PathProgramCache]: Analyzing trace with hash 1229361647, now seen corresponding path program 1 times [2024-11-28 02:21:07,302 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 02:21:07,303 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [139632774] [2024-11-28 02:21:07,303 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:21:07,304 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 02:21:07,304 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_974b8db8-6e4e-44de-b65a-e3144a517a68/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 02:21:07,306 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_974b8db8-6e4e-44de-b65a-e3144a517a68/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-28 02:21:07,311 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_974b8db8-6e4e-44de-b65a-e3144a517a68/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-11-28 02:21:08,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:21:08,743 INFO L256 TraceCheckSpWp]: Trace formula consists of 305 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-28 02:21:08,754 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 02:21:17,394 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2024-11-28 02:21:17,395 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 02:21:17,395 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 02:21:17,396 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [139632774] [2024-11-28 02:21:17,396 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [139632774] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:21:17,396 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:21:17,396 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 02:21:17,398 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1696890700] [2024-11-28 02:21:17,399 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:21:17,402 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-28 02:21:17,403 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 02:21:17,419 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-28 02:21:17,419 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 02:21:17,421 INFO L87 Difference]: Start difference. First operand has 86 states, 54 states have (on average 1.462962962962963) internal successors, (79), 55 states have internal predecessors, (79), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) Second operand has 4 states, 4 states have (on average 10.5) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2024-11-28 02:21:23,484 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.17s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 02:21:27,490 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 02:21:31,701 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.21s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 02:21:35,705 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 02:21:37,551 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.84s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 02:21:40,499 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.43s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 02:21:44,799 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.18s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 02:21:48,805 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 02:21:50,711 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 02:21:55,189 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.16s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 02:21:59,196 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 02:22:03,405 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.21s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 02:22:07,412 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 02:22:08,584 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.17s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 02:22:14,588 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.18s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 02:22:18,594 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 02:22:18,595 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:22:18,596 INFO L93 Difference]: Finished difference Result 247 states and 464 transitions. [2024-11-28 02:22:18,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-28 02:22:18,666 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) Word has length 184 [2024-11-28 02:22:18,667 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:22:18,674 INFO L225 Difference]: With dead ends: 247 [2024-11-28 02:22:18,674 INFO L226 Difference]: Without dead ends: 164 [2024-11-28 02:22:18,679 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 184 GetRequests, 181 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-28 02:22:18,684 INFO L435 NwaCegarLoop]: 112 mSDtfsCounter, 74 mSDsluCounter, 202 mSDsCounter, 0 mSdLazyCounter, 66 mSolverCounterSat, 60 mSolverCounterUnsat, 12 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 60.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 74 SdHoareTripleChecker+Valid, 314 SdHoareTripleChecker+Invalid, 138 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 60 IncrementalHoareTripleChecker+Valid, 66 IncrementalHoareTripleChecker+Invalid, 12 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 61.0s IncrementalHoareTripleChecker+Time [2024-11-28 02:22:18,686 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [74 Valid, 314 Invalid, 138 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [60 Valid, 66 Invalid, 12 Unknown, 0 Unchecked, 61.0s Time] [2024-11-28 02:22:18,703 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 164 states. [2024-11-28 02:22:18,746 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 164 to 138. [2024-11-28 02:22:18,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 138 states, 77 states have (on average 1.2857142857142858) internal successors, (99), 77 states have internal predecessors, (99), 58 states have call successors, (58), 2 states have call predecessors, (58), 2 states have return successors, (58), 58 states have call predecessors, (58), 58 states have call successors, (58) [2024-11-28 02:22:18,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 138 states and 215 transitions. [2024-11-28 02:22:18,760 INFO L78 Accepts]: Start accepts. Automaton has 138 states and 215 transitions. Word has length 184 [2024-11-28 02:22:18,761 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:22:18,761 INFO L471 AbstractCegarLoop]: Abstraction has 138 states and 215 transitions. [2024-11-28 02:22:18,764 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2024-11-28 02:22:18,764 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 215 transitions. [2024-11-28 02:22:18,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2024-11-28 02:22:18,769 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:22:18,769 INFO L218 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:22:18,792 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_974b8db8-6e4e-44de-b65a-e3144a517a68/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-11-28 02:22:18,970 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_974b8db8-6e4e-44de-b65a-e3144a517a68/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 02:22:18,970 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:22:18,971 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:22:18,971 INFO L85 PathProgramCache]: Analyzing trace with hash -1633087704, now seen corresponding path program 1 times [2024-11-28 02:22:18,972 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 02:22:18,972 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1509165448] [2024-11-28 02:22:18,972 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:22:18,972 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 02:22:18,972 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_974b8db8-6e4e-44de-b65a-e3144a517a68/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 02:22:18,974 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_974b8db8-6e4e-44de-b65a-e3144a517a68/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-28 02:22:18,976 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_974b8db8-6e4e-44de-b65a-e3144a517a68/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-11-28 02:22:20,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:22:20,328 INFO L256 TraceCheckSpWp]: Trace formula consists of 304 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-28 02:22:20,338 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 02:22:26,597 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2024-11-28 02:22:26,597 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 02:22:26,598 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 02:22:26,598 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1509165448] [2024-11-28 02:22:26,598 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1509165448] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:22:26,598 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:22:26,598 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-28 02:22:26,598 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1372416864] [2024-11-28 02:22:26,598 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:22:26,600 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 02:22:26,601 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 02:22:26,601 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 02:22:26,602 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 02:22:26,602 INFO L87 Difference]: Start difference. First operand 138 states and 215 transitions. Second operand has 5 states, 5 states have (on average 8.8) internal successors, (44), 4 states have internal predecessors, (44), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2024-11-28 02:22:31,823 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.16s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 02:22:36,028 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.20s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 02:22:40,338 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.21s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 02:22:44,343 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 02:22:48,346 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 02:22:50,353 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.59s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 02:22:54,553 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.15s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 02:22:58,777 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.22s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 02:23:03,037 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.26s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 02:23:07,041 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 02:23:11,044 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 02:23:11,044 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:23:11,044 INFO L93 Difference]: Finished difference Result 242 states and 381 transitions. [2024-11-28 02:23:11,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 02:23:11,122 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.8) internal successors, (44), 4 states have internal predecessors, (44), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) Word has length 186 [2024-11-28 02:23:11,123 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:23:11,125 INFO L225 Difference]: With dead ends: 242 [2024-11-28 02:23:11,126 INFO L226 Difference]: Without dead ends: 162 [2024-11-28 02:23:11,126 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 187 GetRequests, 182 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-28 02:23:11,127 INFO L435 NwaCegarLoop]: 125 mSDtfsCounter, 74 mSDsluCounter, 299 mSDsCounter, 0 mSdLazyCounter, 81 mSolverCounterSat, 59 mSolverCounterUnsat, 10 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 43.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 74 SdHoareTripleChecker+Valid, 424 SdHoareTripleChecker+Invalid, 150 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 59 IncrementalHoareTripleChecker+Valid, 81 IncrementalHoareTripleChecker+Invalid, 10 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 44.2s IncrementalHoareTripleChecker+Time [2024-11-28 02:23:11,128 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [74 Valid, 424 Invalid, 150 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [59 Valid, 81 Invalid, 10 Unknown, 0 Unchecked, 44.2s Time] [2024-11-28 02:23:11,129 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 162 states. [2024-11-28 02:23:11,153 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 162 to 138. [2024-11-28 02:23:11,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 138 states, 77 states have (on average 1.2727272727272727) internal successors, (98), 77 states have internal predecessors, (98), 58 states have call successors, (58), 2 states have call predecessors, (58), 2 states have return successors, (58), 58 states have call predecessors, (58), 58 states have call successors, (58) [2024-11-28 02:23:11,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 138 states and 214 transitions. [2024-11-28 02:23:11,157 INFO L78 Accepts]: Start accepts. Automaton has 138 states and 214 transitions. Word has length 186 [2024-11-28 02:23:11,157 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:23:11,158 INFO L471 AbstractCegarLoop]: Abstraction has 138 states and 214 transitions. [2024-11-28 02:23:11,158 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.8) internal successors, (44), 4 states have internal predecessors, (44), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2024-11-28 02:23:11,158 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 214 transitions. [2024-11-28 02:23:11,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2024-11-28 02:23:11,161 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:23:11,161 INFO L218 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:23:11,191 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_974b8db8-6e4e-44de-b65a-e3144a517a68/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2024-11-28 02:23:11,362 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_974b8db8-6e4e-44de-b65a-e3144a517a68/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 02:23:11,362 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:23:11,363 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:23:11,363 INFO L85 PathProgramCache]: Analyzing trace with hash 1073531690, now seen corresponding path program 1 times [2024-11-28 02:23:11,363 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 02:23:11,363 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [60729403] [2024-11-28 02:23:11,364 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:23:11,364 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 02:23:11,364 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_974b8db8-6e4e-44de-b65a-e3144a517a68/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 02:23:11,367 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_974b8db8-6e4e-44de-b65a-e3144a517a68/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-28 02:23:11,368 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_974b8db8-6e4e-44de-b65a-e3144a517a68/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2024-11-28 02:23:12,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:23:12,705 INFO L256 TraceCheckSpWp]: Trace formula consists of 303 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-28 02:23:12,716 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 02:23:12,809 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2024-11-28 02:23:12,809 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 02:23:12,809 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 02:23:12,809 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [60729403] [2024-11-28 02:23:12,809 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [60729403] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:23:12,809 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:23:12,810 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 02:23:12,810 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1356766981] [2024-11-28 02:23:12,810 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:23:12,810 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 02:23:12,811 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 02:23:12,811 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 02:23:12,811 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 02:23:12,812 INFO L87 Difference]: Start difference. First operand 138 states and 214 transitions. Second operand has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2024-11-28 02:23:14,855 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.25s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 02:23:20,018 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.20s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 02:23:24,026 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 02:23:24,140 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:23:24,141 INFO L93 Difference]: Finished difference Result 240 states and 376 transitions. [2024-11-28 02:23:24,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 02:23:24,141 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) Word has length 186 [2024-11-28 02:23:24,142 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:23:24,144 INFO L225 Difference]: With dead ends: 240 [2024-11-28 02:23:24,144 INFO L226 Difference]: Without dead ends: 161 [2024-11-28 02:23:24,145 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 185 GetRequests, 184 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 02:23:24,146 INFO L435 NwaCegarLoop]: 135 mSDtfsCounter, 29 mSDsluCounter, 114 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 3 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 29 SdHoareTripleChecker+Valid, 249 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.3s IncrementalHoareTripleChecker+Time [2024-11-28 02:23:24,146 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [29 Valid, 249 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 16 Invalid, 2 Unknown, 0 Unchecked, 11.3s Time] [2024-11-28 02:23:24,147 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 161 states. [2024-11-28 02:23:24,171 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 161 to 147. [2024-11-28 02:23:24,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 147 states, 86 states have (on average 1.313953488372093) internal successors, (113), 86 states have internal predecessors, (113), 58 states have call successors, (58), 2 states have call predecessors, (58), 2 states have return successors, (58), 58 states have call predecessors, (58), 58 states have call successors, (58) [2024-11-28 02:23:24,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 147 states and 229 transitions. [2024-11-28 02:23:24,174 INFO L78 Accepts]: Start accepts. Automaton has 147 states and 229 transitions. Word has length 186 [2024-11-28 02:23:24,175 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:23:24,175 INFO L471 AbstractCegarLoop]: Abstraction has 147 states and 229 transitions. [2024-11-28 02:23:24,175 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2024-11-28 02:23:24,175 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 229 transitions. [2024-11-28 02:23:24,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2024-11-28 02:23:24,182 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:23:24,183 INFO L218 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:23:24,213 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_974b8db8-6e4e-44de-b65a-e3144a517a68/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0 [2024-11-28 02:23:24,383 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_974b8db8-6e4e-44de-b65a-e3144a517a68/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 02:23:24,384 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:23:24,384 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:23:24,384 INFO L85 PathProgramCache]: Analyzing trace with hash 1753590060, now seen corresponding path program 1 times [2024-11-28 02:23:24,385 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 02:23:24,385 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1682453446] [2024-11-28 02:23:24,385 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:23:24,385 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 02:23:24,385 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_974b8db8-6e4e-44de-b65a-e3144a517a68/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 02:23:24,388 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_974b8db8-6e4e-44de-b65a-e3144a517a68/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-28 02:23:24,389 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_974b8db8-6e4e-44de-b65a-e3144a517a68/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2024-11-28 02:23:25,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:23:25,765 INFO L256 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-28 02:23:25,768 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 02:23:25,865 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2024-11-28 02:23:25,865 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 02:23:25,866 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 02:23:25,866 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1682453446] [2024-11-28 02:23:25,866 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1682453446] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:23:25,866 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:23:25,866 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 02:23:25,866 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2054269512] [2024-11-28 02:23:25,866 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:23:25,867 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 02:23:25,867 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 02:23:25,867 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 02:23:25,868 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 02:23:25,868 INFO L87 Difference]: Start difference. First operand 147 states and 229 transitions. Second operand has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2024-11-28 02:23:28,705 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.15s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 02:23:33,490 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.20s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 02:23:37,507 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 02:23:37,672 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:23:37,673 INFO L93 Difference]: Finished difference Result 254 states and 398 transitions. [2024-11-28 02:23:37,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 02:23:37,674 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) Word has length 186 [2024-11-28 02:23:37,674 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:23:37,676 INFO L225 Difference]: With dead ends: 254 [2024-11-28 02:23:37,676 INFO L226 Difference]: Without dead ends: 166 [2024-11-28 02:23:37,676 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 185 GetRequests, 184 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 02:23:37,677 INFO L435 NwaCegarLoop]: 148 mSDtfsCounter, 35 mSDsluCounter, 110 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 3 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 35 SdHoareTripleChecker+Valid, 258 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.8s IncrementalHoareTripleChecker+Time [2024-11-28 02:23:37,678 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [35 Valid, 258 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 14 Invalid, 2 Unknown, 0 Unchecked, 11.8s Time] [2024-11-28 02:23:37,678 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 166 states. [2024-11-28 02:23:37,712 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 166 to 152. [2024-11-28 02:23:37,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 152 states, 91 states have (on average 1.3186813186813187) internal successors, (120), 91 states have internal predecessors, (120), 58 states have call successors, (58), 2 states have call predecessors, (58), 2 states have return successors, (58), 58 states have call predecessors, (58), 58 states have call successors, (58) [2024-11-28 02:23:37,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 152 states and 236 transitions. [2024-11-28 02:23:37,719 INFO L78 Accepts]: Start accepts. Automaton has 152 states and 236 transitions. Word has length 186 [2024-11-28 02:23:37,719 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:23:37,720 INFO L471 AbstractCegarLoop]: Abstraction has 152 states and 236 transitions. [2024-11-28 02:23:37,720 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2024-11-28 02:23:37,720 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 236 transitions. [2024-11-28 02:23:37,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2024-11-28 02:23:37,723 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:23:37,724 INFO L218 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:23:37,752 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_974b8db8-6e4e-44de-b65a-e3144a517a68/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Ended with exit code 0 [2024-11-28 02:23:37,924 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_974b8db8-6e4e-44de-b65a-e3144a517a68/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 02:23:37,924 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:23:37,925 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:23:37,925 INFO L85 PathProgramCache]: Analyzing trace with hash 473726382, now seen corresponding path program 1 times [2024-11-28 02:23:37,925 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 02:23:37,926 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [75941927] [2024-11-28 02:23:37,926 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:23:37,926 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 02:23:37,926 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_974b8db8-6e4e-44de-b65a-e3144a517a68/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 02:23:37,935 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_974b8db8-6e4e-44de-b65a-e3144a517a68/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-28 02:23:37,936 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_974b8db8-6e4e-44de-b65a-e3144a517a68/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2024-11-28 02:23:39,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:23:39,212 INFO L256 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-28 02:23:39,216 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 02:23:41,610 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 568 proven. 66 refuted. 0 times theorem prover too weak. 990 trivial. 0 not checked. [2024-11-28 02:23:41,610 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 02:23:42,539 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 02:23:42,539 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [75941927] [2024-11-28 02:23:42,539 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [75941927] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 02:23:42,539 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [381118679] [2024-11-28 02:23:42,540 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:23:42,540 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-28 02:23:42,540 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_974b8db8-6e4e-44de-b65a-e3144a517a68/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 [2024-11-28 02:23:42,548 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_974b8db8-6e4e-44de-b65a-e3144a517a68/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-28 02:23:42,550 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_974b8db8-6e4e-44de-b65a-e3144a517a68/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-28 02:23:45,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:23:45,580 INFO L256 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-28 02:23:45,583 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 02:23:48,076 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 568 proven. 66 refuted. 0 times theorem prover too weak. 990 trivial. 0 not checked. [2024-11-28 02:23:48,076 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 02:23:48,826 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [381118679] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 02:23:48,826 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-28 02:23:48,826 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 5 [2024-11-28 02:23:48,827 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [59621479] [2024-11-28 02:23:48,827 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-28 02:23:48,827 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 02:23:48,827 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 02:23:48,828 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 02:23:48,828 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-28 02:23:48,828 INFO L87 Difference]: Start difference. First operand 152 states and 236 transitions. Second operand has 5 states, 5 states have (on average 10.0) internal successors, (50), 5 states have internal predecessors, (50), 2 states have call successors, (29), 2 states have call predecessors, (29), 3 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2024-11-28 02:23:50,772 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:23:50,773 INFO L93 Difference]: Finished difference Result 257 states and 394 transitions. [2024-11-28 02:23:50,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-28 02:23:50,775 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.0) internal successors, (50), 5 states have internal predecessors, (50), 2 states have call successors, (29), 2 states have call predecessors, (29), 3 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) Word has length 186 [2024-11-28 02:23:50,776 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:23:50,777 INFO L225 Difference]: With dead ends: 257 [2024-11-28 02:23:50,778 INFO L226 Difference]: Without dead ends: 164 [2024-11-28 02:23:50,778 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 418 GetRequests, 411 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2024-11-28 02:23:50,782 INFO L435 NwaCegarLoop]: 91 mSDtfsCounter, 45 mSDsluCounter, 125 mSDsCounter, 0 mSdLazyCounter, 163 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 51 SdHoareTripleChecker+Valid, 216 SdHoareTripleChecker+Invalid, 171 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 163 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2024-11-28 02:23:50,784 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [51 Valid, 216 Invalid, 171 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 163 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2024-11-28 02:23:50,785 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 164 states. [2024-11-28 02:23:50,815 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 164 to 160. [2024-11-28 02:23:50,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 160 states, 97 states have (on average 1.288659793814433) internal successors, (125), 97 states have internal predecessors, (125), 58 states have call successors, (58), 4 states have call predecessors, (58), 4 states have return successors, (58), 58 states have call predecessors, (58), 58 states have call successors, (58) [2024-11-28 02:23:50,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 241 transitions. [2024-11-28 02:23:50,817 INFO L78 Accepts]: Start accepts. Automaton has 160 states and 241 transitions. Word has length 186 [2024-11-28 02:23:50,818 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:23:50,818 INFO L471 AbstractCegarLoop]: Abstraction has 160 states and 241 transitions. [2024-11-28 02:23:50,818 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.0) internal successors, (50), 5 states have internal predecessors, (50), 2 states have call successors, (29), 2 states have call predecessors, (29), 3 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2024-11-28 02:23:50,818 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 241 transitions. [2024-11-28 02:23:50,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2024-11-28 02:23:50,821 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:23:50,821 INFO L218 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:23:50,841 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_974b8db8-6e4e-44de-b65a-e3144a517a68/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-11-28 02:23:51,041 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_974b8db8-6e4e-44de-b65a-e3144a517a68/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Ended with exit code 0 [2024-11-28 02:23:51,222 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_974b8db8-6e4e-44de-b65a-e3144a517a68/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_974b8db8-6e4e-44de-b65a-e3144a517a68/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 02:23:51,222 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:23:51,222 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:23:51,223 INFO L85 PathProgramCache]: Analyzing trace with hash 1562823412, now seen corresponding path program 1 times [2024-11-28 02:23:51,223 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 02:23:51,223 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1877279691] [2024-11-28 02:23:51,223 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:23:51,223 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 02:23:51,223 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_974b8db8-6e4e-44de-b65a-e3144a517a68/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 02:23:51,225 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_974b8db8-6e4e-44de-b65a-e3144a517a68/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-28 02:23:51,226 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_974b8db8-6e4e-44de-b65a-e3144a517a68/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2024-11-28 02:23:52,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:23:52,555 INFO L256 TraceCheckSpWp]: Trace formula consists of 303 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-28 02:23:52,558 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 02:23:53,241 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 378 proven. 9 refuted. 0 times theorem prover too weak. 1237 trivial. 0 not checked. [2024-11-28 02:23:53,241 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 02:23:54,944 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 75 proven. 9 refuted. 0 times theorem prover too weak. 1540 trivial. 0 not checked. [2024-11-28 02:23:54,944 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 02:23:54,944 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1877279691] [2024-11-28 02:23:54,944 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1877279691] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-28 02:23:54,944 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-28 02:23:54,944 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2024-11-28 02:23:54,945 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [525094864] [2024-11-28 02:23:54,945 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-28 02:23:54,945 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-28 02:23:54,945 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 02:23:54,946 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-28 02:23:54,946 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-28 02:23:54,946 INFO L87 Difference]: Start difference. First operand 160 states and 241 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, (32), 2 states have call predecessors, (32), 4 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2024-11-28 02:23:56,682 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:23:56,682 INFO L93 Difference]: Finished difference Result 272 states and 403 transitions. [2024-11-28 02:23:56,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-28 02:23:56,683 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, (32), 2 states have call predecessors, (32), 4 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) Word has length 186 [2024-11-28 02:23:56,684 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:23:56,685 INFO L225 Difference]: With dead ends: 272 [2024-11-28 02:23:56,685 INFO L226 Difference]: Without dead ends: 175 [2024-11-28 02:23:56,686 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 374 GetRequests, 364 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2024-11-28 02:23:56,688 INFO L435 NwaCegarLoop]: 92 mSDtfsCounter, 73 mSDsluCounter, 125 mSDsCounter, 0 mSdLazyCounter, 159 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 97 SdHoareTripleChecker+Valid, 217 SdHoareTripleChecker+Invalid, 167 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 159 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2024-11-28 02:23:56,688 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [97 Valid, 217 Invalid, 167 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 159 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2024-11-28 02:23:56,690 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 175 states. [2024-11-28 02:23:56,717 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 175 to 167. [2024-11-28 02:23:56,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 167 states, 102 states have (on average 1.2549019607843137) internal successors, (128), 102 states have internal predecessors, (128), 58 states have call successors, (58), 6 states have call predecessors, (58), 6 states have return successors, (58), 58 states have call predecessors, (58), 58 states have call successors, (58) [2024-11-28 02:23:56,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 167 states and 244 transitions. [2024-11-28 02:23:56,720 INFO L78 Accepts]: Start accepts. Automaton has 167 states and 244 transitions. Word has length 186 [2024-11-28 02:23:56,720 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:23:56,720 INFO L471 AbstractCegarLoop]: Abstraction has 167 states and 244 transitions. [2024-11-28 02:23:56,721 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, (32), 2 states have call predecessors, (32), 4 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2024-11-28 02:23:56,721 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 244 transitions. [2024-11-28 02:23:56,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2024-11-28 02:23:56,723 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:23:56,723 INFO L218 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:23:56,752 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_974b8db8-6e4e-44de-b65a-e3144a517a68/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Ended with exit code 0 [2024-11-28 02:23:56,923 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_974b8db8-6e4e-44de-b65a-e3144a517a68/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 02:23:56,923 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:23:56,924 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:23:56,924 INFO L85 PathProgramCache]: Analyzing trace with hash -1265864979, now seen corresponding path program 1 times [2024-11-28 02:23:56,924 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 02:23:56,924 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1918586688] [2024-11-28 02:23:56,924 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:23:56,924 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 02:23:56,925 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_974b8db8-6e4e-44de-b65a-e3144a517a68/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 02:23:56,928 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_974b8db8-6e4e-44de-b65a-e3144a517a68/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-28 02:23:56,930 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_974b8db8-6e4e-44de-b65a-e3144a517a68/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2024-11-28 02:23:58,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:23:58,308 INFO L256 TraceCheckSpWp]: Trace formula consists of 304 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-28 02:23:58,311 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 02:24:00,923 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 568 proven. 66 refuted. 0 times theorem prover too weak. 990 trivial. 0 not checked. [2024-11-28 02:24:00,923 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 02:24:03,177 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 18 proven. 66 refuted. 0 times theorem prover too weak. 1540 trivial. 0 not checked. [2024-11-28 02:24:03,177 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 02:24:03,177 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1918586688] [2024-11-28 02:24:03,177 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1918586688] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-28 02:24:03,178 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-28 02:24:03,178 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 11 [2024-11-28 02:24:03,178 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2015708939] [2024-11-28 02:24:03,178 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-28 02:24:03,179 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-28 02:24:03,179 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 02:24:03,179 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-28 02:24:03,179 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2024-11-28 02:24:03,180 INFO L87 Difference]: Start difference. First operand 167 states and 244 transitions. Second operand has 11 states, 11 states have (on average 5.7272727272727275) internal successors, (63), 11 states have internal predecessors, (63), 2 states have call successors, (51), 2 states have call predecessors, (51), 4 states have return successors, (52), 2 states have call predecessors, (52), 2 states have call successors, (52) [2024-11-28 02:24:05,329 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 02:24:13,270 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.15s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 02:24:17,275 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 02:24:21,280 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 02:24:25,287 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 02:24:29,624 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.18s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 02:24:33,627 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 02:24:37,631 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 02:24:41,635 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 02:24:46,319 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.19s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 02:24:50,321 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 02:24:54,323 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 02:24:58,330 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 02:25:02,333 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 02:25:06,337 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 02:25:10,341 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 02:25:13,350 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.30s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 02:25:13,427 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:25:13,427 INFO L93 Difference]: Finished difference Result 319 states and 455 transitions. [2024-11-28 02:25:13,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-28 02:25:13,439 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 5.7272727272727275) internal successors, (63), 11 states have internal predecessors, (63), 2 states have call successors, (51), 2 states have call predecessors, (51), 4 states have return successors, (52), 2 states have call predecessors, (52), 2 states have call successors, (52) Word has length 187 [2024-11-28 02:25:13,440 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:25:13,441 INFO L225 Difference]: With dead ends: 319 [2024-11-28 02:25:13,442 INFO L226 Difference]: Without dead ends: 219 [2024-11-28 02:25:13,442 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 390 GetRequests, 365 SyntacticMatches, 1 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=219, Invalid=431, Unknown=0, NotChecked=0, Total=650 [2024-11-28 02:25:13,443 INFO L435 NwaCegarLoop]: 85 mSDtfsCounter, 218 mSDsluCounter, 181 mSDsCounter, 0 mSdLazyCounter, 451 mSolverCounterSat, 88 mSolverCounterUnsat, 15 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 68.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 218 SdHoareTripleChecker+Valid, 266 SdHoareTripleChecker+Invalid, 554 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 88 IncrementalHoareTripleChecker+Valid, 451 IncrementalHoareTripleChecker+Invalid, 15 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 68.5s IncrementalHoareTripleChecker+Time [2024-11-28 02:25:13,443 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [218 Valid, 266 Invalid, 554 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [88 Valid, 451 Invalid, 15 Unknown, 0 Unchecked, 68.5s Time] [2024-11-28 02:25:13,444 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 219 states. [2024-11-28 02:25:13,465 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 219 to 178. [2024-11-28 02:25:13,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 178 states, 111 states have (on average 1.2162162162162162) internal successors, (135), 111 states have internal predecessors, (135), 58 states have call successors, (58), 8 states have call predecessors, (58), 8 states have return successors, (58), 58 states have call predecessors, (58), 58 states have call successors, (58) [2024-11-28 02:25:13,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 178 states and 251 transitions. [2024-11-28 02:25:13,468 INFO L78 Accepts]: Start accepts. Automaton has 178 states and 251 transitions. Word has length 187 [2024-11-28 02:25:13,469 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:25:13,469 INFO L471 AbstractCegarLoop]: Abstraction has 178 states and 251 transitions. [2024-11-28 02:25:13,469 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 5.7272727272727275) internal successors, (63), 11 states have internal predecessors, (63), 2 states have call successors, (51), 2 states have call predecessors, (51), 4 states have return successors, (52), 2 states have call predecessors, (52), 2 states have call successors, (52) [2024-11-28 02:25:13,469 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 251 transitions. [2024-11-28 02:25:13,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2024-11-28 02:25:13,470 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:25:13,471 INFO L218 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:25:13,493 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_974b8db8-6e4e-44de-b65a-e3144a517a68/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Ended with exit code 0 [2024-11-28 02:25:13,671 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_974b8db8-6e4e-44de-b65a-e3144a517a68/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 02:25:13,671 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:25:13,672 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:25:13,672 INFO L85 PathProgramCache]: Analyzing trace with hash 1769742410, now seen corresponding path program 1 times [2024-11-28 02:25:13,672 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 02:25:13,672 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [224182722] [2024-11-28 02:25:13,672 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:25:13,672 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 02:25:13,672 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_974b8db8-6e4e-44de-b65a-e3144a517a68/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 02:25:13,674 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_974b8db8-6e4e-44de-b65a-e3144a517a68/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-28 02:25:13,675 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_974b8db8-6e4e-44de-b65a-e3144a517a68/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2024-11-28 02:25:14,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:25:14,933 INFO L256 TraceCheckSpWp]: Trace formula consists of 306 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-28 02:25:14,937 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 02:25:15,974 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 708 proven. 24 refuted. 0 times theorem prover too weak. 892 trivial. 0 not checked. [2024-11-28 02:25:15,974 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 02:25:16,368 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 02:25:16,368 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [224182722] [2024-11-28 02:25:16,368 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [224182722] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 02:25:16,368 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [596949449] [2024-11-28 02:25:16,368 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:25:16,369 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-28 02:25:16,369 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_974b8db8-6e4e-44de-b65a-e3144a517a68/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 [2024-11-28 02:25:16,370 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_974b8db8-6e4e-44de-b65a-e3144a517a68/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-28 02:25:16,372 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_974b8db8-6e4e-44de-b65a-e3144a517a68/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-11-28 02:25:19,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:25:19,288 INFO L256 TraceCheckSpWp]: Trace formula consists of 306 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-28 02:25:19,291 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 02:25:20,201 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 708 proven. 24 refuted. 0 times theorem prover too weak. 892 trivial. 0 not checked. [2024-11-28 02:25:20,201 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 02:25:20,459 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [596949449] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 02:25:20,459 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-28 02:25:20,459 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 5 [2024-11-28 02:25:20,459 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [853135197] [2024-11-28 02:25:20,459 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-28 02:25:20,460 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 02:25:20,460 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 02:25:20,460 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 02:25:20,460 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-28 02:25:20,461 INFO L87 Difference]: Start difference. First operand 178 states and 251 transitions. Second operand has 5 states, 5 states have (on average 10.4) internal successors, (52), 5 states have internal predecessors, (52), 2 states have call successors, (29), 2 states have call predecessors, (29), 3 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2024-11-28 02:25:26,338 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.21s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 02:25:30,343 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 02:25:34,345 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 02:25:34,350 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:25:34,350 INFO L93 Difference]: Finished difference Result 305 states and 423 transitions. [2024-11-28 02:25:34,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-28 02:25:34,427 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.4) internal successors, (52), 5 states have internal predecessors, (52), 2 states have call successors, (29), 2 states have call predecessors, (29), 3 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) Word has length 188 [2024-11-28 02:25:34,427 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:25:34,428 INFO L225 Difference]: With dead ends: 305 [2024-11-28 02:25:34,429 INFO L226 Difference]: Without dead ends: 198 [2024-11-28 02:25:34,429 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 426 GetRequests, 419 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2024-11-28 02:25:34,430 INFO L435 NwaCegarLoop]: 89 mSDtfsCounter, 67 mSDsluCounter, 121 mSDsCounter, 0 mSdLazyCounter, 151 mSolverCounterSat, 8 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 87 SdHoareTripleChecker+Valid, 210 SdHoareTripleChecker+Invalid, 162 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 151 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.7s IncrementalHoareTripleChecker+Time [2024-11-28 02:25:34,430 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [87 Valid, 210 Invalid, 162 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 151 Invalid, 3 Unknown, 0 Unchecked, 13.7s Time] [2024-11-28 02:25:34,431 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 198 states. [2024-11-28 02:25:34,454 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 198 to 186. [2024-11-28 02:25:34,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 186 states, 117 states have (on average 1.1794871794871795) internal successors, (138), 117 states have internal predecessors, (138), 58 states have call successors, (58), 10 states have call predecessors, (58), 10 states have return successors, (58), 58 states have call predecessors, (58), 58 states have call successors, (58) [2024-11-28 02:25:34,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 186 states and 254 transitions. [2024-11-28 02:25:34,458 INFO L78 Accepts]: Start accepts. Automaton has 186 states and 254 transitions. Word has length 188 [2024-11-28 02:25:34,458 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:25:34,458 INFO L471 AbstractCegarLoop]: Abstraction has 186 states and 254 transitions. [2024-11-28 02:25:34,458 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.4) internal successors, (52), 5 states have internal predecessors, (52), 2 states have call successors, (29), 2 states have call predecessors, (29), 3 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2024-11-28 02:25:34,459 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 254 transitions. [2024-11-28 02:25:34,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2024-11-28 02:25:34,462 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:25:34,462 INFO L218 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:25:34,483 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_974b8db8-6e4e-44de-b65a-e3144a517a68/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (11)] Ended with exit code 0 [2024-11-28 02:25:34,682 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_974b8db8-6e4e-44de-b65a-e3144a517a68/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (10)] Ended with exit code 0 [2024-11-28 02:25:34,863 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_974b8db8-6e4e-44de-b65a-e3144a517a68/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt,10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_974b8db8-6e4e-44de-b65a-e3144a517a68/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 02:25:34,863 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:25:34,863 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:25:34,863 INFO L85 PathProgramCache]: Analyzing trace with hash 2027907848, now seen corresponding path program 1 times [2024-11-28 02:25:34,864 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 02:25:34,864 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1543169878] [2024-11-28 02:25:34,864 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:25:34,864 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 02:25:34,864 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_974b8db8-6e4e-44de-b65a-e3144a517a68/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 02:25:34,866 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_974b8db8-6e4e-44de-b65a-e3144a517a68/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-28 02:25:34,867 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_974b8db8-6e4e-44de-b65a-e3144a517a68/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (12)] Waiting until timeout for monitored process [2024-11-28 02:25:36,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:25:36,201 INFO L256 TraceCheckSpWp]: Trace formula consists of 306 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-28 02:25:36,206 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 02:32:52,397 WARN L286 SmtUtils]: Spent 7.91s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-28 02:33:00,646 WARN L286 SmtUtils]: Spent 8.24s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-28 02:33:13,357 WARN L286 SmtUtils]: Spent 8.25s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-28 02:33:25,872 WARN L286 SmtUtils]: Spent 8.27s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-28 02:33:38,372 WARN L286 SmtUtils]: Spent 8.26s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-28 02:33:50,912 WARN L286 SmtUtils]: Spent 8.29s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-28 02:34:03,673 WARN L286 SmtUtils]: Spent 8.27s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-28 02:34:16,352 WARN L286 SmtUtils]: Spent 8.23s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-28 02:34:31,562 WARN L286 SmtUtils]: Spent 8.26s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-28 02:34:44,049 WARN L286 SmtUtils]: Spent 8.26s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-28 02:34:52,295 WARN L286 SmtUtils]: Spent 8.24s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-28 02:35:04,367 WARN L286 SmtUtils]: Spent 7.61s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-28 02:35:16,872 WARN L286 SmtUtils]: Spent 8.25s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-28 02:35:29,340 WARN L286 SmtUtils]: Spent 8.23s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)