./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-41.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_04a1c1d0-f307-47e8-9f34-89e665782607/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04a1c1d0-f307-47e8-9f34-89e665782607/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_04a1c1d0-f307-47e8-9f34-89e665782607/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04a1c1d0-f307-47e8-9f34-89e665782607/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-41.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04a1c1d0-f307-47e8-9f34-89e665782607/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_04a1c1d0-f307-47e8-9f34-89e665782607/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 bb30cb0b4398adfc5465f31f9ffe7fe240953900dbbefc0594f1922929c32c0a --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-27 20:25:49,263 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-27 20:25:49,346 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04a1c1d0-f307-47e8-9f34-89e665782607/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-27 20:25:49,360 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-27 20:25:49,361 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-27 20:25:49,417 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-27 20:25:49,418 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-27 20:25:49,419 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-27 20:25:49,419 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-27 20:25:49,419 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-27 20:25:49,420 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-27 20:25:49,420 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-27 20:25:49,420 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-27 20:25:49,421 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-27 20:25:49,421 INFO L153 SettingsManager]: * Use SBE=true [2024-11-27 20:25:49,421 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-27 20:25:49,421 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-27 20:25:49,421 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-27 20:25:49,422 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-27 20:25:49,422 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-27 20:25:49,422 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-27 20:25:49,422 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-27 20:25:49,422 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-27 20:25:49,423 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-27 20:25:49,423 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-27 20:25:49,423 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-27 20:25:49,423 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-27 20:25:49,423 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-27 20:25:49,424 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-27 20:25:49,424 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-27 20:25:49,425 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-27 20:25:49,425 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-27 20:25:49,425 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 20:25:49,425 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-27 20:25:49,425 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-27 20:25:49,425 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-27 20:25:49,426 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-27 20:25:49,426 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 20:25:49,426 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-27 20:25:49,426 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-27 20:25:49,426 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-27 20:25:49,427 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-27 20:25:49,427 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-27 20:25:49,427 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-27 20:25:49,428 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-27 20:25:49,428 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-27 20:25:49,428 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-27 20:25:49,428 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-27 20:25:49,428 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_04a1c1d0-f307-47e8-9f34-89e665782607/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 -> bb30cb0b4398adfc5465f31f9ffe7fe240953900dbbefc0594f1922929c32c0a [2024-11-27 20:25:49,865 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-27 20:25:49,878 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-27 20:25:49,885 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-27 20:25:49,887 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-27 20:25:49,887 INFO L274 PluginConnector]: CDTParser initialized [2024-11-27 20:25:49,889 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04a1c1d0-f307-47e8-9f34-89e665782607/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-41.i [2024-11-27 20:25:53,571 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04a1c1d0-f307-47e8-9f34-89e665782607/bin/uautomizer-verify-aQ6SnzHsRB/data/86fa95d17/892be61829d84487a09361508b10fd94/FLAGd17e407a2 [2024-11-27 20:25:53,950 INFO L384 CDTParser]: Found 1 translation units. [2024-11-27 20:25:53,954 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04a1c1d0-f307-47e8-9f34-89e665782607/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-41.i [2024-11-27 20:25:53,986 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04a1c1d0-f307-47e8-9f34-89e665782607/bin/uautomizer-verify-aQ6SnzHsRB/data/86fa95d17/892be61829d84487a09361508b10fd94/FLAGd17e407a2 [2024-11-27 20:25:54,160 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04a1c1d0-f307-47e8-9f34-89e665782607/bin/uautomizer-verify-aQ6SnzHsRB/data/86fa95d17/892be61829d84487a09361508b10fd94 [2024-11-27 20:25:54,163 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-27 20:25:54,165 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-27 20:25:54,167 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-27 20:25:54,167 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-27 20:25:54,173 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-27 20:25:54,174 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 08:25:54" (1/1) ... [2024-11-27 20:25:54,176 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@744b2308 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:25:54, skipping insertion in model container [2024-11-27 20:25:54,176 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 08:25:54" (1/1) ... [2024-11-27 20:25:54,203 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-27 20:25:54,413 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_04a1c1d0-f307-47e8-9f34-89e665782607/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-41.i[919,932] [2024-11-27 20:25:54,560 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-27 20:25:54,587 INFO L200 MainTranslator]: Completed pre-run [2024-11-27 20:25:54,602 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_04a1c1d0-f307-47e8-9f34-89e665782607/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-41.i[919,932] [2024-11-27 20:25:54,688 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-27 20:25:54,717 INFO L204 MainTranslator]: Completed translation [2024-11-27 20:25:54,718 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:25:54 WrapperNode [2024-11-27 20:25:54,719 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-27 20:25:54,720 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-27 20:25:54,720 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-27 20:25:54,720 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-27 20:25:54,734 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:25:54" (1/1) ... [2024-11-27 20:25:54,751 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:25:54" (1/1) ... [2024-11-27 20:25:54,799 INFO L138 Inliner]: procedures = 26, calls = 32, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 182 [2024-11-27 20:25:54,799 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-27 20:25:54,800 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-27 20:25:54,800 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-27 20:25:54,801 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-27 20:25:54,812 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:25:54" (1/1) ... [2024-11-27 20:25:54,813 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:25:54" (1/1) ... [2024-11-27 20:25:54,816 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:25:54" (1/1) ... [2024-11-27 20:25:54,845 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-27 20:25:54,846 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:25:54" (1/1) ... [2024-11-27 20:25:54,846 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:25:54" (1/1) ... [2024-11-27 20:25:54,867 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:25:54" (1/1) ... [2024-11-27 20:25:54,873 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:25:54" (1/1) ... [2024-11-27 20:25:54,879 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:25:54" (1/1) ... [2024-11-27 20:25:54,884 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:25:54" (1/1) ... [2024-11-27 20:25:54,893 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:25:54" (1/1) ... [2024-11-27 20:25:54,902 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-27 20:25:54,903 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-27 20:25:54,904 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-27 20:25:54,904 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-27 20:25:54,905 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:25:54" (1/1) ... [2024-11-27 20:25:54,916 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 20:25:54,931 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04a1c1d0-f307-47e8-9f34-89e665782607/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 20:25:54,951 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04a1c1d0-f307-47e8-9f34-89e665782607/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-27 20:25:54,956 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04a1c1d0-f307-47e8-9f34-89e665782607/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-27 20:25:54,987 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-27 20:25:54,987 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-27 20:25:54,988 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-27 20:25:54,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-27 20:25:54,988 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-27 20:25:54,988 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-27 20:25:55,093 INFO L234 CfgBuilder]: Building ICFG [2024-11-27 20:25:55,097 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-27 20:25:55,792 INFO L? ?]: Removed 16 outVars from TransFormulas that were not future-live. [2024-11-27 20:25:55,793 INFO L283 CfgBuilder]: Performing block encoding [2024-11-27 20:25:55,805 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-27 20:25:55,806 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-27 20:25:55,806 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 08:25:55 BoogieIcfgContainer [2024-11-27 20:25:55,806 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-27 20:25:55,809 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-27 20:25:55,809 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-27 20:25:55,815 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-27 20:25:55,815 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.11 08:25:54" (1/3) ... [2024-11-27 20:25:55,816 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b87551b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.11 08:25:55, skipping insertion in model container [2024-11-27 20:25:55,816 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:25:54" (2/3) ... [2024-11-27 20:25:55,817 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b87551b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.11 08:25:55, skipping insertion in model container [2024-11-27 20:25:55,817 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 08:25:55" (3/3) ... [2024-11-27 20:25:55,819 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-ci_file-41.i [2024-11-27 20:25:55,837 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-27 20:25:55,839 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodestructure_filler-pe-ci_file-41.i that has 2 procedures, 78 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-27 20:25:55,911 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-27 20:25:55,933 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;@77e173c9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-27 20:25:55,934 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-27 20:25:55,939 INFO L276 IsEmpty]: Start isEmpty. Operand has 78 states, 56 states have (on average 1.4821428571428572) internal successors, (83), 57 states have internal predecessors, (83), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2024-11-27 20:25:55,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2024-11-27 20:25:55,958 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 20:25:55,959 INFO L218 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 20:25:55,959 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 20:25:55,965 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:25:55,966 INFO L85 PathProgramCache]: Analyzing trace with hash 1550500664, now seen corresponding path program 1 times [2024-11-27 20:25:55,975 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 20:25:55,976 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1469063476] [2024-11-27 20:25:55,976 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:25:55,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:25:56,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:25:56,784 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2024-11-27 20:25:56,785 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 20:25:56,785 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1469063476] [2024-11-27 20:25:56,786 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1469063476] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 20:25:56,789 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 20:25:56,789 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-27 20:25:56,791 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [549063070] [2024-11-27 20:25:56,792 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 20:25:56,798 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-27 20:25:56,799 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 20:25:56,833 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-27 20:25:56,833 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-27 20:25:56,836 INFO L87 Difference]: Start difference. First operand has 78 states, 56 states have (on average 1.4821428571428572) internal successors, (83), 57 states have internal predecessors, (83), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) 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, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2024-11-27 20:25:56,988 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 20:25:56,989 INFO L93 Difference]: Finished difference Result 219 states and 387 transitions. [2024-11-27 20:25:56,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-27 20:25:56,994 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, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) Word has length 134 [2024-11-27 20:25:56,995 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 20:25:57,006 INFO L225 Difference]: With dead ends: 219 [2024-11-27 20:25:57,007 INFO L226 Difference]: Without dead ends: 144 [2024-11-27 20:25:57,011 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-27 20:25:57,015 INFO L435 NwaCegarLoop]: 177 mSDtfsCounter, 102 mSDsluCounter, 105 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 102 SdHoareTripleChecker+Valid, 282 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-27 20:25:57,016 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [102 Valid, 282 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-27 20:25:57,033 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 144 states. [2024-11-27 20:25:57,073 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 144 to 78. [2024-11-27 20:25:57,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 78 states, 57 states have (on average 1.4035087719298245) internal successors, (80), 57 states have internal predecessors, (80), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2024-11-27 20:25:57,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 118 transitions. [2024-11-27 20:25:57,092 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 118 transitions. Word has length 134 [2024-11-27 20:25:57,097 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 20:25:57,099 INFO L471 AbstractCegarLoop]: Abstraction has 78 states and 118 transitions. [2024-11-27 20:25:57,100 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, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2024-11-27 20:25:57,100 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 118 transitions. [2024-11-27 20:25:57,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2024-11-27 20:25:57,106 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 20:25:57,107 INFO L218 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 20:25:57,108 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-27 20:25:57,108 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 20:25:57,109 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:25:57,110 INFO L85 PathProgramCache]: Analyzing trace with hash -1733349382, now seen corresponding path program 1 times [2024-11-27 20:25:57,110 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 20:25:57,111 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1866979368] [2024-11-27 20:25:57,111 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:25:57,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:25:57,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-27 20:25:57,490 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [356593446] [2024-11-27 20:25:57,490 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:25:57,490 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-27 20:25:57,490 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04a1c1d0-f307-47e8-9f34-89e665782607/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 20:25:57,497 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04a1c1d0-f307-47e8-9f34-89e665782607/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-27 20:25:57,501 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04a1c1d0-f307-47e8-9f34-89e665782607/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-27 20:25:58,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:25:58,338 INFO L256 TraceCheckSpWp]: Trace formula consists of 334 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-27 20:25:58,347 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 20:25:58,877 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 348 proven. 21 refuted. 0 times theorem prover too weak. 315 trivial. 0 not checked. [2024-11-27 20:25:58,880 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-27 20:25:59,393 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 20:25:59,393 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1866979368] [2024-11-27 20:25:59,394 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-27 20:25:59,394 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [356593446] [2024-11-27 20:25:59,396 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [356593446] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-27 20:25:59,396 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2024-11-27 20:25:59,397 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2024-11-27 20:25:59,397 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [586427484] [2024-11-27 20:25:59,398 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2024-11-27 20:25:59,399 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-27 20:25:59,399 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 20:25:59,400 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-27 20:25:59,401 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2024-11-27 20:25:59,401 INFO L87 Difference]: Start difference. First operand 78 states and 118 transitions. Second operand has 7 states, 7 states have (on average 6.857142857142857) internal successors, (48), 7 states have internal predecessors, (48), 2 states have call successors, (19), 2 states have call predecessors, (19), 3 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-27 20:26:00,189 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 20:26:00,189 INFO L93 Difference]: Finished difference Result 211 states and 314 transitions. [2024-11-27 20:26:00,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-27 20:26:00,192 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 6.857142857142857) internal successors, (48), 7 states have internal predecessors, (48), 2 states have call successors, (19), 2 states have call predecessors, (19), 3 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 134 [2024-11-27 20:26:00,193 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 20:26:00,199 INFO L225 Difference]: With dead ends: 211 [2024-11-27 20:26:00,199 INFO L226 Difference]: Without dead ends: 136 [2024-11-27 20:26:00,200 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 162 GetRequests, 148 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=78, Invalid=162, Unknown=0, NotChecked=0, Total=240 [2024-11-27 20:26:00,201 INFO L435 NwaCegarLoop]: 107 mSDtfsCounter, 137 mSDsluCounter, 302 mSDsCounter, 0 mSdLazyCounter, 285 mSolverCounterSat, 27 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 159 SdHoareTripleChecker+Valid, 409 SdHoareTripleChecker+Invalid, 312 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 27 IncrementalHoareTripleChecker+Valid, 285 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-27 20:26:00,202 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [159 Valid, 409 Invalid, 312 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [27 Valid, 285 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-27 20:26:00,206 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 136 states. [2024-11-27 20:26:00,236 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 136 to 129. [2024-11-27 20:26:00,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 129 states, 95 states have (on average 1.3894736842105264) internal successors, (132), 96 states have internal predecessors, (132), 30 states have call successors, (30), 3 states have call predecessors, (30), 3 states have return successors, (30), 29 states have call predecessors, (30), 30 states have call successors, (30) [2024-11-27 20:26:00,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 129 states and 192 transitions. [2024-11-27 20:26:00,240 INFO L78 Accepts]: Start accepts. Automaton has 129 states and 192 transitions. Word has length 134 [2024-11-27 20:26:00,241 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 20:26:00,241 INFO L471 AbstractCegarLoop]: Abstraction has 129 states and 192 transitions. [2024-11-27 20:26:00,241 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 6.857142857142857) internal successors, (48), 7 states have internal predecessors, (48), 2 states have call successors, (19), 2 states have call predecessors, (19), 3 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-27 20:26:00,241 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 192 transitions. [2024-11-27 20:26:00,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2024-11-27 20:26:00,244 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 20:26:00,244 INFO L218 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 20:26:00,257 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04a1c1d0-f307-47e8-9f34-89e665782607/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-27 20:26:00,445 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04a1c1d0-f307-47e8-9f34-89e665782607/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2024-11-27 20:26:00,445 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 20:26:00,446 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:26:00,446 INFO L85 PathProgramCache]: Analyzing trace with hash 1540549560, now seen corresponding path program 1 times [2024-11-27 20:26:00,446 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 20:26:00,447 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [470666448] [2024-11-27 20:26:00,447 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:26:00,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:26:00,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-27 20:26:00,748 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1670836542] [2024-11-27 20:26:00,748 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:26:00,749 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-27 20:26:00,749 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04a1c1d0-f307-47e8-9f34-89e665782607/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 20:26:00,758 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04a1c1d0-f307-47e8-9f34-89e665782607/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-27 20:26:00,760 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04a1c1d0-f307-47e8-9f34-89e665782607/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-27 20:26:01,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:26:01,723 INFO L256 TraceCheckSpWp]: Trace formula consists of 332 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-27 20:26:01,740 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 20:26:02,064 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 348 proven. 21 refuted. 0 times theorem prover too weak. 315 trivial. 0 not checked. [2024-11-27 20:26:02,065 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-27 20:26:02,586 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 20:26:02,586 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [470666448] [2024-11-27 20:26:02,586 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-27 20:26:02,586 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1670836542] [2024-11-27 20:26:02,586 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1670836542] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-27 20:26:02,586 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2024-11-27 20:26:02,587 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2024-11-27 20:26:02,587 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1672452488] [2024-11-27 20:26:02,587 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2024-11-27 20:26:02,588 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-27 20:26:02,588 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 20:26:02,590 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-27 20:26:02,590 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2024-11-27 20:26:02,590 INFO L87 Difference]: Start difference. First operand 129 states and 192 transitions. Second operand has 6 states, 6 states have (on average 8.0) internal successors, (48), 6 states have internal predecessors, (48), 2 states have call successors, (19), 2 states have call predecessors, (19), 3 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-27 20:26:02,937 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 20:26:02,937 INFO L93 Difference]: Finished difference Result 259 states and 385 transitions. [2024-11-27 20:26:02,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-27 20:26:02,940 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.0) internal successors, (48), 6 states have internal predecessors, (48), 2 states have call successors, (19), 2 states have call predecessors, (19), 3 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 134 [2024-11-27 20:26:02,941 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 20:26:02,946 INFO L225 Difference]: With dead ends: 259 [2024-11-27 20:26:02,946 INFO L226 Difference]: Without dead ends: 133 [2024-11-27 20:26:02,947 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 159 GetRequests, 150 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2024-11-27 20:26:02,948 INFO L435 NwaCegarLoop]: 86 mSDtfsCounter, 65 mSDsluCounter, 196 mSDsCounter, 0 mSdLazyCounter, 169 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 76 SdHoareTripleChecker+Valid, 282 SdHoareTripleChecker+Invalid, 171 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 169 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-27 20:26:02,949 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [76 Valid, 282 Invalid, 171 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 169 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-27 20:26:02,954 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 133 states. [2024-11-27 20:26:02,988 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 133 to 129. [2024-11-27 20:26:02,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 129 states, 95 states have (on average 1.3789473684210527) internal successors, (131), 96 states have internal predecessors, (131), 30 states have call successors, (30), 3 states have call predecessors, (30), 3 states have return successors, (30), 29 states have call predecessors, (30), 30 states have call successors, (30) [2024-11-27 20:26:02,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 129 states and 191 transitions. [2024-11-27 20:26:02,995 INFO L78 Accepts]: Start accepts. Automaton has 129 states and 191 transitions. Word has length 134 [2024-11-27 20:26:02,995 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 20:26:02,996 INFO L471 AbstractCegarLoop]: Abstraction has 129 states and 191 transitions. [2024-11-27 20:26:02,996 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.0) internal successors, (48), 6 states have internal predecessors, (48), 2 states have call successors, (19), 2 states have call predecessors, (19), 3 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-27 20:26:02,996 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 191 transitions. [2024-11-27 20:26:03,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2024-11-27 20:26:03,003 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 20:26:03,003 INFO L218 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 20:26:03,016 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04a1c1d0-f307-47e8-9f34-89e665782607/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-11-27 20:26:03,204 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04a1c1d0-f307-47e8-9f34-89e665782607/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-27 20:26:03,205 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 20:26:03,205 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:26:03,206 INFO L85 PathProgramCache]: Analyzing trace with hash -1857985073, now seen corresponding path program 1 times [2024-11-27 20:26:03,206 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 20:26:03,206 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [859618528] [2024-11-27 20:26:03,206 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:26:03,206 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:26:03,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-27 20:26:03,440 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [361718500] [2024-11-27 20:26:03,440 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:26:03,440 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-27 20:26:03,440 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04a1c1d0-f307-47e8-9f34-89e665782607/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 20:26:03,443 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04a1c1d0-f307-47e8-9f34-89e665782607/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-27 20:26:03,448 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04a1c1d0-f307-47e8-9f34-89e665782607/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-27 20:26:03,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-27 20:26:03,861 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-27 20:26:03,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-27 20:26:04,147 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-27 20:26:04,147 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-11-27 20:26:04,149 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-27 20:26:04,164 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04a1c1d0-f307-47e8-9f34-89e665782607/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-11-27 20:26:04,351 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04a1c1d0-f307-47e8-9f34-89e665782607/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-27 20:26:04,355 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2024-11-27 20:26:04,562 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-27 20:26:04,571 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.11 08:26:04 BoogieIcfgContainer [2024-11-27 20:26:04,571 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-27 20:26:04,572 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-27 20:26:04,572 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-27 20:26:04,572 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-27 20:26:04,575 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 08:25:55" (3/4) ... [2024-11-27 20:26:04,578 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-27 20:26:04,579 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-27 20:26:04,580 INFO L158 Benchmark]: Toolchain (without parser) took 10414.97ms. Allocated memory was 142.6MB in the beginning and 427.8MB in the end (delta: 285.2MB). Free memory was 105.1MB in the beginning and 163.0MB in the end (delta: -57.8MB). Peak memory consumption was 227.4MB. Max. memory is 16.1GB. [2024-11-27 20:26:04,581 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 167.8MB. Free memory is still 103.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-27 20:26:04,581 INFO L158 Benchmark]: CACSL2BoogieTranslator took 552.16ms. Allocated memory is still 142.6MB. Free memory was 104.8MB in the beginning and 89.6MB in the end (delta: 15.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-27 20:26:04,582 INFO L158 Benchmark]: Boogie Procedure Inliner took 79.66ms. Allocated memory is still 142.6MB. Free memory was 89.6MB in the beginning and 85.5MB in the end (delta: 4.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-27 20:26:04,583 INFO L158 Benchmark]: Boogie Preprocessor took 101.68ms. Allocated memory is still 142.6MB. Free memory was 85.5MB in the beginning and 79.5MB in the end (delta: 6.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-27 20:26:04,585 INFO L158 Benchmark]: RCFGBuilder took 903.97ms. Allocated memory is still 142.6MB. Free memory was 79.5MB in the beginning and 54.4MB in the end (delta: 25.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-27 20:26:04,585 INFO L158 Benchmark]: TraceAbstraction took 8762.20ms. Allocated memory was 142.6MB in the beginning and 427.8MB in the end (delta: 285.2MB). Free memory was 53.7MB in the beginning and 163.0MB in the end (delta: -109.3MB). Peak memory consumption was 177.0MB. Max. memory is 16.1GB. [2024-11-27 20:26:04,585 INFO L158 Benchmark]: Witness Printer took 7.40ms. Allocated memory is still 427.8MB. Free memory was 163.0MB in the beginning and 163.0MB in the end (delta: 32.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-27 20:26:04,590 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 167.8MB. Free memory is still 103.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 552.16ms. Allocated memory is still 142.6MB. Free memory was 104.8MB in the beginning and 89.6MB in the end (delta: 15.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 79.66ms. Allocated memory is still 142.6MB. Free memory was 89.6MB in the beginning and 85.5MB in the end (delta: 4.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 101.68ms. Allocated memory is still 142.6MB. Free memory was 85.5MB in the beginning and 79.5MB in the end (delta: 6.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 903.97ms. Allocated memory is still 142.6MB. Free memory was 79.5MB in the beginning and 54.4MB in the end (delta: 25.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * TraceAbstraction took 8762.20ms. Allocated memory was 142.6MB in the beginning and 427.8MB in the end (delta: 285.2MB). Free memory was 53.7MB in the beginning and 163.0MB in the end (delta: -109.3MB). Peak memory consumption was 177.0MB. Max. memory is 16.1GB. * Witness Printer took 7.40ms. Allocated memory is still 427.8MB. Free memory was 163.0MB in the beginning and 163.0MB in the end (delta: 32.3kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 172, overapproximation of someBinaryFLOATComparisonOperation at line 68, overapproximation of someBinaryFLOATComparisonOperation at line 148, overapproximation of someBinaryFLOATComparisonOperation at line 156, overapproximation of someBinaryFLOATComparisonOperation at line 166, overapproximation of someBinaryFLOATComparisonOperation at line 160, overapproximation of someBinaryFLOATComparisonOperation at line 164, overapproximation of someBinaryFLOATComparisonOperation at line 162, overapproximation of someBinaryFLOATComparisonOperation at line 102, overapproximation of someBinaryFLOATComparisonOperation at line 158, overapproximation of someBinaryFLOATComparisonOperation at line 109, overapproximation of someBinaryFLOATComparisonOperation at line 98, overapproximation of someBinaryFLOATComparisonOperation at line 127, overapproximation of someBinaryDOUBLEComparisonOperation at line 63, overapproximation of someBinaryDOUBLEComparisonOperation at line 172, overapproximation of someBinaryArithmeticFLOAToperation at line 131. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 0; [L23] unsigned char var_1_4 = 1; [L24] unsigned char var_1_5 = 1; [L25] unsigned char var_1_6 = 0; [L26] signed char var_1_8 = 64; [L27] signed char var_1_11 = -10; [L28] signed char var_1_12 = 64; [L29] float var_1_13 = 1.6; [L30] float var_1_14 = 3.5; [L31] unsigned char var_1_15 = 8; [L32] unsigned char var_1_16 = 4; [L33] unsigned short int var_1_17 = 2; [L34] unsigned short int var_1_18 = 10000; [L35] signed short int var_1_20 = 4; [L36] signed char var_1_22 = -32; [L37] unsigned long int var_1_23 = 0; [L38] signed short int var_1_24 = 25; [L39] unsigned char var_1_27 = 50; [L40] signed short int var_1_29 = 10; [L41] double var_1_33 = 7.125; [L42] float var_1_34 = 0.75; [L43] float var_1_35 = 25.5; [L44] float var_1_36 = 9.038; [L45] float var_1_39 = 128.5; [L46] float var_1_41 = 15.25; [L47] float var_1_42 = 64.5; [L48] float var_1_43 = 256.3; [L49] unsigned long int var_1_44 = 32; [L50] double var_1_45 = 63.25; [L51] unsigned char last_1_var_1_15 = 8; VAL [isInitial=0, last_1_var_1_15=8, var_1_11=-10, var_1_12=64, var_1_13=8/5, var_1_14=7/2, var_1_15=8, var_1_16=4, var_1_17=2, var_1_18=10000, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_27=50, var_1_29=10, var_1_33=57/8, var_1_34=3/4, var_1_35=51/2, var_1_36=4519/500, var_1_39=257/2, var_1_41=61/4, var_1_42=129/2, var_1_43=2563/10, var_1_44=32, var_1_45=253/4, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L176] isInitial = 1 [L177] FCALL initially() [L179] CALL updateLastVariables() [L169] last_1_var_1_15 = var_1_15 VAL [isInitial=1, last_1_var_1_15=8, var_1_11=-10, var_1_12=64, var_1_13=8/5, var_1_14=7/2, var_1_15=8, var_1_16=4, var_1_17=2, var_1_18=10000, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_27=50, var_1_29=10, var_1_33=57/8, var_1_34=3/4, var_1_35=51/2, var_1_36=4519/500, var_1_39=257/2, var_1_41=61/4, var_1_42=129/2, var_1_43=2563/10, var_1_44=32, var_1_45=253/4, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L179] RET updateLastVariables() [L180] CALL updateVariables() [L135] var_1_4 = __VERIFIER_nondet_uchar() [L136] CALL assume_abort_if_not(var_1_4 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, var_1_11=-10, var_1_12=64, var_1_13=8/5, var_1_14=7/2, var_1_15=8, var_1_16=4, var_1_17=2, var_1_18=10000, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_27=50, var_1_29=10, var_1_33=57/8, var_1_34=3/4, var_1_35=51/2, var_1_36=4519/500, var_1_39=257/2, var_1_41=61/4, var_1_42=129/2, var_1_43=2563/10, var_1_44=32, var_1_45=253/4, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, var_1_11=-10, var_1_12=64, var_1_13=8/5, var_1_14=7/2, var_1_15=8, var_1_16=4, var_1_17=2, var_1_18=10000, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_27=50, var_1_29=10, var_1_33=57/8, var_1_34=3/4, var_1_35=51/2, var_1_36=4519/500, var_1_39=257/2, var_1_41=61/4, var_1_42=129/2, var_1_43=2563/10, var_1_44=32, var_1_45=253/4, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L136] RET assume_abort_if_not(var_1_4 >= 1) VAL [isInitial=1, last_1_var_1_15=8, var_1_11=-10, var_1_12=64, var_1_13=8/5, var_1_14=7/2, var_1_15=8, var_1_16=4, var_1_17=2, var_1_18=10000, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_27=50, var_1_29=10, var_1_33=57/8, var_1_34=3/4, var_1_35=51/2, var_1_36=4519/500, var_1_39=257/2, var_1_41=61/4, var_1_42=129/2, var_1_43=2563/10, var_1_44=32, var_1_45=253/4, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L137] CALL assume_abort_if_not(var_1_4 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, var_1_11=-10, var_1_12=64, var_1_13=8/5, var_1_14=7/2, var_1_15=8, var_1_16=4, var_1_17=2, var_1_18=10000, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_27=50, var_1_29=10, var_1_33=57/8, var_1_34=3/4, var_1_35=51/2, var_1_36=4519/500, var_1_39=257/2, var_1_41=61/4, var_1_42=129/2, var_1_43=2563/10, var_1_44=32, var_1_45=253/4, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, var_1_11=-10, var_1_12=64, var_1_13=8/5, var_1_14=7/2, var_1_15=8, var_1_16=4, var_1_17=2, var_1_18=10000, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_27=50, var_1_29=10, var_1_33=57/8, var_1_34=3/4, var_1_35=51/2, var_1_36=4519/500, var_1_39=257/2, var_1_41=61/4, var_1_42=129/2, var_1_43=2563/10, var_1_44=32, var_1_45=253/4, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L137] RET assume_abort_if_not(var_1_4 <= 1) VAL [isInitial=1, last_1_var_1_15=8, var_1_11=-10, var_1_12=64, var_1_13=8/5, var_1_14=7/2, var_1_15=8, var_1_16=4, var_1_17=2, var_1_18=10000, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_27=50, var_1_29=10, var_1_33=57/8, var_1_34=3/4, var_1_35=51/2, var_1_36=4519/500, var_1_39=257/2, var_1_41=61/4, var_1_42=129/2, var_1_43=2563/10, var_1_44=32, var_1_45=253/4, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L138] var_1_5 = __VERIFIER_nondet_uchar() [L139] CALL assume_abort_if_not(var_1_5 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, var_1_11=-10, var_1_12=64, var_1_13=8/5, var_1_14=7/2, var_1_15=8, var_1_16=4, var_1_17=2, var_1_18=10000, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_27=50, var_1_29=10, var_1_33=57/8, var_1_34=3/4, var_1_35=51/2, var_1_36=4519/500, var_1_39=257/2, var_1_41=61/4, var_1_42=129/2, var_1_43=2563/10, var_1_44=32, var_1_45=253/4, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, var_1_11=-10, var_1_12=64, var_1_13=8/5, var_1_14=7/2, var_1_15=8, var_1_16=4, var_1_17=2, var_1_18=10000, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_27=50, var_1_29=10, var_1_33=57/8, var_1_34=3/4, var_1_35=51/2, var_1_36=4519/500, var_1_39=257/2, var_1_41=61/4, var_1_42=129/2, var_1_43=2563/10, var_1_44=32, var_1_45=253/4, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L139] RET assume_abort_if_not(var_1_5 >= 1) VAL [isInitial=1, last_1_var_1_15=8, var_1_11=-10, var_1_12=64, var_1_13=8/5, var_1_14=7/2, var_1_15=8, var_1_16=4, var_1_17=2, var_1_18=10000, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_27=50, var_1_29=10, var_1_33=57/8, var_1_34=3/4, var_1_35=51/2, var_1_36=4519/500, var_1_39=257/2, var_1_41=61/4, var_1_42=129/2, var_1_43=2563/10, var_1_44=32, var_1_45=253/4, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L140] CALL assume_abort_if_not(var_1_5 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, var_1_11=-10, var_1_12=64, var_1_13=8/5, var_1_14=7/2, var_1_15=8, var_1_16=4, var_1_17=2, var_1_18=10000, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_27=50, var_1_29=10, var_1_33=57/8, var_1_34=3/4, var_1_35=51/2, var_1_36=4519/500, var_1_39=257/2, var_1_41=61/4, var_1_42=129/2, var_1_43=2563/10, var_1_44=32, var_1_45=253/4, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, var_1_11=-10, var_1_12=64, var_1_13=8/5, var_1_14=7/2, var_1_15=8, var_1_16=4, var_1_17=2, var_1_18=10000, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_27=50, var_1_29=10, var_1_33=57/8, var_1_34=3/4, var_1_35=51/2, var_1_36=4519/500, var_1_39=257/2, var_1_41=61/4, var_1_42=129/2, var_1_43=2563/10, var_1_44=32, var_1_45=253/4, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L140] RET assume_abort_if_not(var_1_5 <= 1) VAL [isInitial=1, last_1_var_1_15=8, var_1_11=-10, var_1_12=64, var_1_13=8/5, var_1_14=7/2, var_1_15=8, var_1_16=4, var_1_17=2, var_1_18=10000, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_27=50, var_1_29=10, var_1_33=57/8, var_1_34=3/4, var_1_35=51/2, var_1_36=4519/500, var_1_39=257/2, var_1_41=61/4, var_1_42=129/2, var_1_43=2563/10, var_1_44=32, var_1_45=253/4, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L141] var_1_11 = __VERIFIER_nondet_char() [L142] CALL assume_abort_if_not(var_1_11 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, var_1_11=8, var_1_12=64, var_1_13=8/5, var_1_14=7/2, var_1_15=8, var_1_16=4, var_1_17=2, var_1_18=10000, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_27=50, var_1_29=10, var_1_33=57/8, var_1_34=3/4, var_1_35=51/2, var_1_36=4519/500, var_1_39=257/2, var_1_41=61/4, var_1_42=129/2, var_1_43=2563/10, var_1_44=32, var_1_45=253/4, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, var_1_11=8, var_1_12=64, var_1_13=8/5, var_1_14=7/2, var_1_15=8, var_1_16=4, var_1_17=2, var_1_18=10000, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_27=50, var_1_29=10, var_1_33=57/8, var_1_34=3/4, var_1_35=51/2, var_1_36=4519/500, var_1_39=257/2, var_1_41=61/4, var_1_42=129/2, var_1_43=2563/10, var_1_44=32, var_1_45=253/4, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L142] RET assume_abort_if_not(var_1_11 >= -127) VAL [isInitial=1, last_1_var_1_15=8, var_1_11=8, var_1_12=64, var_1_13=8/5, var_1_14=7/2, var_1_15=8, var_1_16=4, var_1_17=2, var_1_18=10000, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_27=50, var_1_29=10, var_1_33=57/8, var_1_34=3/4, var_1_35=51/2, var_1_36=4519/500, var_1_39=257/2, var_1_41=61/4, var_1_42=129/2, var_1_43=2563/10, var_1_44=32, var_1_45=253/4, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L143] CALL assume_abort_if_not(var_1_11 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, var_1_11=8, var_1_12=64, var_1_13=8/5, var_1_14=7/2, var_1_15=8, var_1_16=4, var_1_17=2, var_1_18=10000, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_27=50, var_1_29=10, var_1_33=57/8, var_1_34=3/4, var_1_35=51/2, var_1_36=4519/500, var_1_39=257/2, var_1_41=61/4, var_1_42=129/2, var_1_43=2563/10, var_1_44=32, var_1_45=253/4, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, var_1_11=8, var_1_12=64, var_1_13=8/5, var_1_14=7/2, var_1_15=8, var_1_16=4, var_1_17=2, var_1_18=10000, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_27=50, var_1_29=10, var_1_33=57/8, var_1_34=3/4, var_1_35=51/2, var_1_36=4519/500, var_1_39=257/2, var_1_41=61/4, var_1_42=129/2, var_1_43=2563/10, var_1_44=32, var_1_45=253/4, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L143] RET assume_abort_if_not(var_1_11 <= 126) VAL [isInitial=1, last_1_var_1_15=8, var_1_11=8, var_1_12=64, var_1_13=8/5, var_1_14=7/2, var_1_15=8, var_1_16=4, var_1_17=2, var_1_18=10000, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_27=50, var_1_29=10, var_1_33=57/8, var_1_34=3/4, var_1_35=51/2, var_1_36=4519/500, var_1_39=257/2, var_1_41=61/4, var_1_42=129/2, var_1_43=2563/10, var_1_44=32, var_1_45=253/4, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L144] var_1_12 = __VERIFIER_nondet_char() [L145] CALL assume_abort_if_not(var_1_12 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, var_1_11=8, var_1_12=8, var_1_13=8/5, var_1_14=7/2, var_1_15=8, var_1_16=4, var_1_17=2, var_1_18=10000, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_27=50, var_1_29=10, var_1_33=57/8, var_1_34=3/4, var_1_35=51/2, var_1_36=4519/500, var_1_39=257/2, var_1_41=61/4, var_1_42=129/2, var_1_43=2563/10, var_1_44=32, var_1_45=253/4, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, var_1_11=8, var_1_12=8, var_1_13=8/5, var_1_14=7/2, var_1_15=8, var_1_16=4, var_1_17=2, var_1_18=10000, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_27=50, var_1_29=10, var_1_33=57/8, var_1_34=3/4, var_1_35=51/2, var_1_36=4519/500, var_1_39=257/2, var_1_41=61/4, var_1_42=129/2, var_1_43=2563/10, var_1_44=32, var_1_45=253/4, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L145] RET assume_abort_if_not(var_1_12 >= -127) VAL [isInitial=1, last_1_var_1_15=8, var_1_11=8, var_1_12=8, var_1_13=8/5, var_1_14=7/2, var_1_15=8, var_1_16=4, var_1_17=2, var_1_18=10000, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_27=50, var_1_29=10, var_1_33=57/8, var_1_34=3/4, var_1_35=51/2, var_1_36=4519/500, var_1_39=257/2, var_1_41=61/4, var_1_42=129/2, var_1_43=2563/10, var_1_44=32, var_1_45=253/4, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L146] CALL assume_abort_if_not(var_1_12 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, var_1_11=8, var_1_12=8, var_1_13=8/5, var_1_14=7/2, var_1_15=8, var_1_16=4, var_1_17=2, var_1_18=10000, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_27=50, var_1_29=10, var_1_33=57/8, var_1_34=3/4, var_1_35=51/2, var_1_36=4519/500, var_1_39=257/2, var_1_41=61/4, var_1_42=129/2, var_1_43=2563/10, var_1_44=32, var_1_45=253/4, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, var_1_11=8, var_1_12=8, var_1_13=8/5, var_1_14=7/2, var_1_15=8, var_1_16=4, var_1_17=2, var_1_18=10000, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_27=50, var_1_29=10, var_1_33=57/8, var_1_34=3/4, var_1_35=51/2, var_1_36=4519/500, var_1_39=257/2, var_1_41=61/4, var_1_42=129/2, var_1_43=2563/10, var_1_44=32, var_1_45=253/4, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L146] RET assume_abort_if_not(var_1_12 <= 126) VAL [isInitial=1, last_1_var_1_15=8, var_1_11=8, var_1_12=8, var_1_13=8/5, var_1_14=7/2, var_1_15=8, var_1_16=4, var_1_17=2, var_1_18=10000, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_27=50, var_1_29=10, var_1_33=57/8, var_1_34=3/4, var_1_35=51/2, var_1_36=4519/500, var_1_39=257/2, var_1_41=61/4, var_1_42=129/2, var_1_43=2563/10, var_1_44=32, var_1_45=253/4, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L147] var_1_14 = __VERIFIER_nondet_float() [L148] CALL assume_abort_if_not((var_1_14 >= -922337.2036854765600e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854765600e+12F && var_1_14 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, var_1_11=8, var_1_12=8, var_1_13=8/5, var_1_15=8, var_1_16=4, var_1_17=2, var_1_18=10000, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_27=50, var_1_29=10, var_1_33=57/8, var_1_34=3/4, var_1_35=51/2, var_1_36=4519/500, var_1_39=257/2, var_1_41=61/4, var_1_42=129/2, var_1_43=2563/10, var_1_44=32, var_1_45=253/4, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, var_1_11=8, var_1_12=8, var_1_13=8/5, var_1_15=8, var_1_16=4, var_1_17=2, var_1_18=10000, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_27=50, var_1_29=10, var_1_33=57/8, var_1_34=3/4, var_1_35=51/2, var_1_36=4519/500, var_1_39=257/2, var_1_41=61/4, var_1_42=129/2, var_1_43=2563/10, var_1_44=32, var_1_45=253/4, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L148] RET assume_abort_if_not((var_1_14 >= -922337.2036854765600e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854765600e+12F && var_1_14 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=8, var_1_11=8, var_1_12=8, var_1_13=8/5, var_1_15=8, var_1_16=4, var_1_17=2, var_1_18=10000, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_27=50, var_1_29=10, var_1_33=57/8, var_1_34=3/4, var_1_35=51/2, var_1_36=4519/500, var_1_39=257/2, var_1_41=61/4, var_1_42=129/2, var_1_43=2563/10, var_1_44=32, var_1_45=253/4, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L149] var_1_16 = __VERIFIER_nondet_uchar() [L150] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, var_1_11=8, var_1_12=8, var_1_13=8/5, var_1_15=8, var_1_17=2, var_1_18=10000, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_27=50, var_1_29=10, var_1_33=57/8, var_1_34=3/4, var_1_35=51/2, var_1_36=4519/500, var_1_39=257/2, var_1_41=61/4, var_1_42=129/2, var_1_43=2563/10, var_1_44=32, var_1_45=253/4, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, var_1_11=8, var_1_12=8, var_1_13=8/5, var_1_15=8, var_1_17=2, var_1_18=10000, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_27=50, var_1_29=10, var_1_33=57/8, var_1_34=3/4, var_1_35=51/2, var_1_36=4519/500, var_1_39=257/2, var_1_41=61/4, var_1_42=129/2, var_1_43=2563/10, var_1_44=32, var_1_45=253/4, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L150] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, last_1_var_1_15=8, var_1_11=8, var_1_12=8, var_1_13=8/5, var_1_15=8, var_1_17=2, var_1_18=10000, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_27=50, var_1_29=10, var_1_33=57/8, var_1_34=3/4, var_1_35=51/2, var_1_36=4519/500, var_1_39=257/2, var_1_41=61/4, var_1_42=129/2, var_1_43=2563/10, var_1_44=32, var_1_45=253/4, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L151] CALL assume_abort_if_not(var_1_16 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, var_1_11=8, var_1_12=8, var_1_13=8/5, var_1_15=8, var_1_16=2, var_1_17=2, var_1_18=10000, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_27=50, var_1_29=10, var_1_33=57/8, var_1_34=3/4, var_1_35=51/2, var_1_36=4519/500, var_1_39=257/2, var_1_41=61/4, var_1_42=129/2, var_1_43=2563/10, var_1_44=32, var_1_45=253/4, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, var_1_11=8, var_1_12=8, var_1_13=8/5, var_1_15=8, var_1_16=2, var_1_17=2, var_1_18=10000, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_27=50, var_1_29=10, var_1_33=57/8, var_1_34=3/4, var_1_35=51/2, var_1_36=4519/500, var_1_39=257/2, var_1_41=61/4, var_1_42=129/2, var_1_43=2563/10, var_1_44=32, var_1_45=253/4, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L151] RET assume_abort_if_not(var_1_16 <= 254) VAL [isInitial=1, last_1_var_1_15=8, var_1_11=8, var_1_12=8, var_1_13=8/5, var_1_15=8, var_1_16=2, var_1_17=2, var_1_18=10000, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_27=50, var_1_29=10, var_1_33=57/8, var_1_34=3/4, var_1_35=51/2, var_1_36=4519/500, var_1_39=257/2, var_1_41=61/4, var_1_42=129/2, var_1_43=2563/10, var_1_44=32, var_1_45=253/4, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L152] var_1_18 = __VERIFIER_nondet_ushort() [L153] CALL assume_abort_if_not(var_1_18 >= 8192) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, var_1_11=8, var_1_12=8, var_1_13=8/5, var_1_15=8, var_1_16=2, var_1_17=2, var_1_18=8192, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_27=50, var_1_29=10, var_1_33=57/8, var_1_34=3/4, var_1_35=51/2, var_1_36=4519/500, var_1_39=257/2, var_1_41=61/4, var_1_42=129/2, var_1_43=2563/10, var_1_44=32, var_1_45=253/4, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, var_1_11=8, var_1_12=8, var_1_13=8/5, var_1_15=8, var_1_16=2, var_1_17=2, var_1_18=8192, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_27=50, var_1_29=10, var_1_33=57/8, var_1_34=3/4, var_1_35=51/2, var_1_36=4519/500, var_1_39=257/2, var_1_41=61/4, var_1_42=129/2, var_1_43=2563/10, var_1_44=32, var_1_45=253/4, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L153] RET assume_abort_if_not(var_1_18 >= 8192) VAL [isInitial=1, last_1_var_1_15=8, var_1_11=8, var_1_12=8, var_1_13=8/5, var_1_15=8, var_1_16=2, var_1_17=2, var_1_18=8192, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_27=50, var_1_29=10, var_1_33=57/8, var_1_34=3/4, var_1_35=51/2, var_1_36=4519/500, var_1_39=257/2, var_1_41=61/4, var_1_42=129/2, var_1_43=2563/10, var_1_44=32, var_1_45=253/4, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L154] CALL assume_abort_if_not(var_1_18 <= 16384) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, var_1_11=8, var_1_12=8, var_1_13=8/5, var_1_15=8, var_1_16=2, var_1_17=2, var_1_18=8192, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_27=50, var_1_29=10, var_1_33=57/8, var_1_34=3/4, var_1_35=51/2, var_1_36=4519/500, var_1_39=257/2, var_1_41=61/4, var_1_42=129/2, var_1_43=2563/10, var_1_44=32, var_1_45=253/4, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, var_1_11=8, var_1_12=8, var_1_13=8/5, var_1_15=8, var_1_16=2, var_1_17=2, var_1_18=8192, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_27=50, var_1_29=10, var_1_33=57/8, var_1_34=3/4, var_1_35=51/2, var_1_36=4519/500, var_1_39=257/2, var_1_41=61/4, var_1_42=129/2, var_1_43=2563/10, var_1_44=32, var_1_45=253/4, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L154] RET assume_abort_if_not(var_1_18 <= 16384) VAL [isInitial=1, last_1_var_1_15=8, var_1_11=8, var_1_12=8, var_1_13=8/5, var_1_15=8, var_1_16=2, var_1_17=2, var_1_18=8192, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_27=50, var_1_29=10, var_1_33=57/8, var_1_34=3/4, var_1_35=51/2, var_1_36=4519/500, var_1_39=257/2, var_1_41=61/4, var_1_42=129/2, var_1_43=2563/10, var_1_44=32, var_1_45=253/4, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L155] var_1_34 = __VERIFIER_nondet_float() [L156] CALL assume_abort_if_not((var_1_34 >= 0.0F && var_1_34 <= -1.0e-20F) || (var_1_34 <= 9223372.036854776000e+12F && var_1_34 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, var_1_11=8, var_1_12=8, var_1_13=8/5, var_1_15=8, var_1_16=2, var_1_17=2, var_1_18=8192, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_27=50, var_1_29=10, var_1_33=57/8, var_1_35=51/2, var_1_36=4519/500, var_1_39=257/2, var_1_41=61/4, var_1_42=129/2, var_1_43=2563/10, var_1_44=32, var_1_45=253/4, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, var_1_11=8, var_1_12=8, var_1_13=8/5, var_1_15=8, var_1_16=2, var_1_17=2, var_1_18=8192, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_27=50, var_1_29=10, var_1_33=57/8, var_1_35=51/2, var_1_36=4519/500, var_1_39=257/2, var_1_41=61/4, var_1_42=129/2, var_1_43=2563/10, var_1_44=32, var_1_45=253/4, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L156] RET assume_abort_if_not((var_1_34 >= 0.0F && var_1_34 <= -1.0e-20F) || (var_1_34 <= 9223372.036854776000e+12F && var_1_34 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=8, var_1_11=8, var_1_12=8, var_1_13=8/5, var_1_15=8, var_1_16=2, var_1_17=2, var_1_18=8192, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_27=50, var_1_29=10, var_1_33=57/8, var_1_35=51/2, var_1_36=4519/500, var_1_39=257/2, var_1_41=61/4, var_1_42=129/2, var_1_43=2563/10, var_1_44=32, var_1_45=253/4, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L157] var_1_35 = __VERIFIER_nondet_float() [L158] CALL assume_abort_if_not((var_1_35 >= 0.0F && var_1_35 <= -1.0e-20F) || (var_1_35 <= 9223372.036854776000e+12F && var_1_35 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, var_1_11=8, var_1_12=8, var_1_13=8/5, var_1_15=8, var_1_16=2, var_1_17=2, var_1_18=8192, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_27=50, var_1_29=10, var_1_33=57/8, var_1_36=4519/500, var_1_39=257/2, var_1_41=61/4, var_1_42=129/2, var_1_43=2563/10, var_1_44=32, var_1_45=253/4, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, var_1_11=8, var_1_12=8, var_1_13=8/5, var_1_15=8, var_1_16=2, var_1_17=2, var_1_18=8192, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_27=50, var_1_29=10, var_1_33=57/8, var_1_36=4519/500, var_1_39=257/2, var_1_41=61/4, var_1_42=129/2, var_1_43=2563/10, var_1_44=32, var_1_45=253/4, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L158] RET assume_abort_if_not((var_1_35 >= 0.0F && var_1_35 <= -1.0e-20F) || (var_1_35 <= 9223372.036854776000e+12F && var_1_35 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=8, var_1_11=8, var_1_12=8, var_1_13=8/5, var_1_15=8, var_1_16=2, var_1_17=2, var_1_18=8192, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_27=50, var_1_29=10, var_1_33=57/8, var_1_36=4519/500, var_1_39=257/2, var_1_41=61/4, var_1_42=129/2, var_1_43=2563/10, var_1_44=32, var_1_45=253/4, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L159] var_1_36 = __VERIFIER_nondet_float() [L160] CALL assume_abort_if_not((var_1_36 >= 0.0F && var_1_36 <= -1.0e-20F) || (var_1_36 <= 9223372.036854776000e+12F && var_1_36 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, var_1_11=8, var_1_12=8, var_1_13=8/5, var_1_15=8, var_1_16=2, var_1_17=2, var_1_18=8192, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_27=50, var_1_29=10, var_1_33=57/8, var_1_39=257/2, var_1_41=61/4, var_1_42=129/2, var_1_43=2563/10, var_1_44=32, var_1_45=253/4, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, var_1_11=8, var_1_12=8, var_1_13=8/5, var_1_15=8, var_1_16=2, var_1_17=2, var_1_18=8192, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_27=50, var_1_29=10, var_1_33=57/8, var_1_39=257/2, var_1_41=61/4, var_1_42=129/2, var_1_43=2563/10, var_1_44=32, var_1_45=253/4, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L160] RET assume_abort_if_not((var_1_36 >= 0.0F && var_1_36 <= -1.0e-20F) || (var_1_36 <= 9223372.036854776000e+12F && var_1_36 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=8, var_1_11=8, var_1_12=8, var_1_13=8/5, var_1_15=8, var_1_16=2, var_1_17=2, var_1_18=8192, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_27=50, var_1_29=10, var_1_33=57/8, var_1_39=257/2, var_1_41=61/4, var_1_42=129/2, var_1_43=2563/10, var_1_44=32, var_1_45=253/4, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L161] var_1_41 = __VERIFIER_nondet_float() [L162] CALL assume_abort_if_not((var_1_41 >= 0.0F && var_1_41 <= -1.0e-20F) || (var_1_41 <= 4611686.018427382800e+12F && var_1_41 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, var_1_11=8, var_1_12=8, var_1_13=8/5, var_1_15=8, var_1_16=2, var_1_17=2, var_1_18=8192, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_27=50, var_1_29=10, var_1_33=57/8, var_1_39=257/2, var_1_42=129/2, var_1_43=2563/10, var_1_44=32, var_1_45=253/4, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, var_1_11=8, var_1_12=8, var_1_13=8/5, var_1_15=8, var_1_16=2, var_1_17=2, var_1_18=8192, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_27=50, var_1_29=10, var_1_33=57/8, var_1_39=257/2, var_1_42=129/2, var_1_43=2563/10, var_1_44=32, var_1_45=253/4, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L162] RET assume_abort_if_not((var_1_41 >= 0.0F && var_1_41 <= -1.0e-20F) || (var_1_41 <= 4611686.018427382800e+12F && var_1_41 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=8, var_1_11=8, var_1_12=8, var_1_13=8/5, var_1_15=8, var_1_16=2, var_1_17=2, var_1_18=8192, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_27=50, var_1_29=10, var_1_33=57/8, var_1_39=257/2, var_1_42=129/2, var_1_43=2563/10, var_1_44=32, var_1_45=253/4, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L163] var_1_42 = __VERIFIER_nondet_float() [L164] CALL assume_abort_if_not((var_1_42 >= 0.0F && var_1_42 <= -1.0e-20F) || (var_1_42 <= 4611686.018427382800e+12F && var_1_42 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, var_1_11=8, var_1_12=8, var_1_13=8/5, var_1_15=8, var_1_16=2, var_1_17=2, var_1_18=8192, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_27=50, var_1_29=10, var_1_33=57/8, var_1_39=257/2, var_1_43=2563/10, var_1_44=32, var_1_45=253/4, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, var_1_11=8, var_1_12=8, var_1_13=8/5, var_1_15=8, var_1_16=2, var_1_17=2, var_1_18=8192, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_27=50, var_1_29=10, var_1_33=57/8, var_1_39=257/2, var_1_43=2563/10, var_1_44=32, var_1_45=253/4, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L164] RET assume_abort_if_not((var_1_42 >= 0.0F && var_1_42 <= -1.0e-20F) || (var_1_42 <= 4611686.018427382800e+12F && var_1_42 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=8, var_1_11=8, var_1_12=8, var_1_13=8/5, var_1_15=8, var_1_16=2, var_1_17=2, var_1_18=8192, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_27=50, var_1_29=10, var_1_33=57/8, var_1_39=257/2, var_1_43=2563/10, var_1_44=32, var_1_45=253/4, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L165] var_1_43 = __VERIFIER_nondet_float() [L166] CALL assume_abort_if_not((var_1_43 >= -461168.6018427382800e+13F && var_1_43 <= -1.0e-20F) || (var_1_43 <= 4611686.018427382800e+12F && var_1_43 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, var_1_11=8, var_1_12=8, var_1_13=8/5, var_1_15=8, var_1_16=2, var_1_17=2, var_1_18=8192, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_27=50, var_1_29=10, var_1_33=57/8, var_1_39=257/2, var_1_44=32, var_1_45=253/4, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, var_1_11=8, var_1_12=8, var_1_13=8/5, var_1_15=8, var_1_16=2, var_1_17=2, var_1_18=8192, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_27=50, var_1_29=10, var_1_33=57/8, var_1_39=257/2, var_1_44=32, var_1_45=253/4, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L166] RET assume_abort_if_not((var_1_43 >= -461168.6018427382800e+13F && var_1_43 <= -1.0e-20F) || (var_1_43 <= 4611686.018427382800e+12F && var_1_43 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=8, var_1_11=8, var_1_12=8, var_1_13=8/5, var_1_15=8, var_1_16=2, var_1_17=2, var_1_18=8192, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_27=50, var_1_29=10, var_1_33=57/8, var_1_39=257/2, var_1_44=32, var_1_45=253/4, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L180] RET updateVariables() [L181] CALL step() [L55] unsigned char stepLocal_1 = ! var_1_5; VAL [isInitial=1, last_1_var_1_15=8, stepLocal_1=0, var_1_11=8, var_1_12=8, var_1_13=8/5, var_1_15=8, var_1_16=2, var_1_17=2, var_1_18=8192, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_27=50, var_1_29=10, var_1_33=57/8, var_1_39=257/2, var_1_44=32, var_1_45=253/4, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L56] COND FALSE !(stepLocal_1 || (var_1_12 < last_1_var_1_15)) VAL [isInitial=1, last_1_var_1_15=8, var_1_11=8, var_1_12=8, var_1_13=8/5, var_1_15=8, var_1_16=2, var_1_17=2, var_1_18=8192, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_27=50, var_1_29=10, var_1_33=57/8, var_1_39=257/2, var_1_44=32, var_1_45=253/4, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L63] COND FALSE !((127.35 + var_1_13) <= var_1_13) VAL [isInitial=1, last_1_var_1_15=8, var_1_11=8, var_1_12=8, var_1_13=8/5, var_1_15=8, var_1_16=2, var_1_17=2, var_1_18=8192, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_27=50, var_1_29=10, var_1_33=57/8, var_1_39=257/2, var_1_44=32, var_1_45=253/4, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L68] COND TRUE (- var_1_13) > 31.9f [L69] var_1_1 = ((var_1_6 || var_1_4) && var_1_5) VAL [isInitial=1, last_1_var_1_15=8, var_1_11=8, var_1_12=8, var_1_13=8/5, var_1_15=8, var_1_16=2, var_1_17=2, var_1_18=8192, var_1_1=1, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_27=50, var_1_29=10, var_1_33=57/8, var_1_39=257/2, var_1_44=32, var_1_45=253/4, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L73] COND TRUE \read(var_1_1) [L74] var_1_15 = var_1_16 VAL [isInitial=1, last_1_var_1_15=8, var_1_11=8, var_1_12=8, var_1_13=8/5, var_1_15=2, var_1_16=2, var_1_17=2, var_1_18=8192, var_1_1=1, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_27=50, var_1_29=10, var_1_33=57/8, var_1_39=257/2, var_1_44=32, var_1_45=253/4, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L76] var_1_22 = 1 [L77] var_1_23 = var_1_22 [L78] unsigned long int stepLocal_0 = var_1_23; VAL [isInitial=1, last_1_var_1_15=8, stepLocal_0=1, var_1_11=8, var_1_12=8, var_1_13=8/5, var_1_15=2, var_1_16=2, var_1_17=2, var_1_18=8192, var_1_1=1, var_1_20=4, var_1_22=1, var_1_23=1, var_1_24=25, var_1_27=50, var_1_29=10, var_1_33=57/8, var_1_39=257/2, var_1_44=32, var_1_45=253/4, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L79] COND TRUE var_1_15 > stepLocal_0 [L80] var_1_8 = ((((var_1_11) < (var_1_12)) ? (var_1_11) : (var_1_12))) VAL [isInitial=1, last_1_var_1_15=8, var_1_11=8, var_1_12=8, var_1_13=8/5, var_1_15=2, var_1_16=2, var_1_17=2, var_1_18=8192, var_1_1=1, var_1_20=4, var_1_22=1, var_1_23=1, var_1_24=25, var_1_27=50, var_1_29=10, var_1_33=57/8, var_1_39=257/2, var_1_44=32, var_1_45=253/4, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=8] [L82] unsigned char stepLocal_2 = var_1_23 < var_1_15; VAL [isInitial=1, last_1_var_1_15=8, stepLocal_2=1, var_1_11=8, var_1_12=8, var_1_13=8/5, var_1_15=2, var_1_16=2, var_1_17=2, var_1_18=8192, var_1_1=1, var_1_20=4, var_1_22=1, var_1_23=1, var_1_24=25, var_1_27=50, var_1_29=10, var_1_33=57/8, var_1_39=257/2, var_1_44=32, var_1_45=253/4, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=8] [L83] COND TRUE var_1_1 || stepLocal_2 [L84] var_1_17 = (var_1_15 + ((var_1_18 - var_1_16) + var_1_15)) VAL [isInitial=1, last_1_var_1_15=8, var_1_11=8, var_1_12=8, var_1_13=8/5, var_1_15=2, var_1_16=2, var_1_17=8194, var_1_18=8192, var_1_1=1, var_1_20=4, var_1_22=1, var_1_23=1, var_1_24=25, var_1_27=50, var_1_29=10, var_1_33=57/8, var_1_39=257/2, var_1_44=32, var_1_45=253/4, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=8] [L88] signed long int stepLocal_3 = -10; VAL [isInitial=1, last_1_var_1_15=8, stepLocal_3=-10, var_1_11=8, var_1_12=8, var_1_13=8/5, var_1_15=2, var_1_16=2, var_1_17=8194, var_1_18=8192, var_1_1=1, var_1_20=4, var_1_22=1, var_1_23=1, var_1_24=25, var_1_27=50, var_1_29=10, var_1_33=57/8, var_1_39=257/2, var_1_44=32, var_1_45=253/4, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=8] [L89] COND FALSE !(((var_1_15 / var_1_18) * var_1_15) < stepLocal_3) VAL [isInitial=1, last_1_var_1_15=8, var_1_11=8, var_1_12=8, var_1_13=8/5, var_1_15=2, var_1_16=2, var_1_17=8194, var_1_18=8192, var_1_1=1, var_1_20=4, var_1_22=1, var_1_23=1, var_1_24=25, var_1_27=50, var_1_29=10, var_1_33=57/8, var_1_39=257/2, var_1_44=32, var_1_45=253/4, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=8] [L92] COND FALSE !(! (var_1_17 <= var_1_17)) [L95] var_1_20 = var_1_12 VAL [isInitial=1, last_1_var_1_15=8, var_1_11=8, var_1_12=8, var_1_13=8/5, var_1_15=2, var_1_16=2, var_1_17=8194, var_1_18=8192, var_1_1=1, var_1_20=8, var_1_22=1, var_1_23=1, var_1_24=25, var_1_27=50, var_1_29=10, var_1_33=57/8, var_1_39=257/2, var_1_44=32, var_1_45=253/4, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=8] [L98] COND TRUE 32.2f > (25.5f - ((((var_1_14) < 0 ) ? -(var_1_14) : (var_1_14)))) [L99] var_1_24 = ((((var_1_18) < 0 ) ? -(var_1_18) : (var_1_18))) VAL [isInitial=1, last_1_var_1_15=8, var_1_11=8, var_1_12=8, var_1_13=8/5, var_1_15=2, var_1_16=2, var_1_17=8194, var_1_18=8192, var_1_1=1, var_1_20=8, var_1_22=1, var_1_23=1, var_1_24=8192, var_1_27=50, var_1_29=10, var_1_33=57/8, var_1_39=257/2, var_1_44=32, var_1_45=253/4, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=8] [L101] var_1_27 = var_1_16 VAL [isInitial=1, last_1_var_1_15=8, var_1_11=8, var_1_12=8, var_1_13=8/5, var_1_15=2, var_1_16=2, var_1_17=8194, var_1_18=8192, var_1_1=1, var_1_20=8, var_1_22=1, var_1_23=1, var_1_24=8192, var_1_27=2, var_1_29=10, var_1_33=57/8, var_1_39=257/2, var_1_44=32, var_1_45=253/4, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=8] [L102] COND FALSE !(var_1_13 <= ((((var_1_13) < (var_1_13)) ? (var_1_13) : (var_1_13)))) VAL [isInitial=1, last_1_var_1_15=8, var_1_11=8, var_1_12=8, var_1_13=8/5, var_1_15=2, var_1_16=2, var_1_17=8194, var_1_18=8192, var_1_1=1, var_1_20=8, var_1_22=1, var_1_23=1, var_1_24=8192, var_1_27=2, var_1_29=10, var_1_33=57/8, var_1_39=257/2, var_1_44=32, var_1_45=253/4, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=8] [L109] COND FALSE !(var_1_13 > (((((var_1_34) < (var_1_35)) ? (var_1_34) : (var_1_35))) - var_1_36)) [L118] var_1_33 = 10000.5 VAL [isInitial=1, last_1_var_1_15=8, var_1_11=8, var_1_12=8, var_1_13=8/5, var_1_15=2, var_1_16=2, var_1_17=8194, var_1_18=8192, var_1_1=1, var_1_20=8, var_1_22=1, var_1_23=1, var_1_24=8192, var_1_27=2, var_1_29=10, var_1_33=20001/2, var_1_39=257/2, var_1_44=32, var_1_45=253/4, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=8] [L120] COND TRUE \read(var_1_5) [L121] var_1_39 = var_1_14 VAL [isInitial=1, last_1_var_1_15=8, var_1_11=8, var_1_12=8, var_1_13=8/5, var_1_14=2, var_1_15=2, var_1_16=2, var_1_17=8194, var_1_18=8192, var_1_1=1, var_1_20=8, var_1_22=1, var_1_23=1, var_1_24=8192, var_1_27=2, var_1_29=10, var_1_33=20001/2, var_1_39=2, var_1_44=32, var_1_45=253/4, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=8] [L127] COND TRUE ((var_1_14 + var_1_13) * ((((var_1_42) < 0 ) ? -(var_1_42) : (var_1_42)))) >= var_1_35 [L128] var_1_44 = ((((((((var_1_16) < 0 ) ? -(var_1_16) : (var_1_16)))) > (((((var_1_18) < 0 ) ? -(var_1_18) : (var_1_18))))) ? (((((var_1_16) < 0 ) ? -(var_1_16) : (var_1_16)))) : (((((var_1_18) < 0 ) ? -(var_1_18) : (var_1_18)))))) VAL [isInitial=1, last_1_var_1_15=8, var_1_11=8, var_1_12=8, var_1_13=8/5, var_1_14=2, var_1_15=2, var_1_16=2, var_1_17=8194, var_1_18=8192, var_1_1=1, var_1_20=8, var_1_22=1, var_1_23=1, var_1_24=8192, var_1_27=2, var_1_29=10, var_1_33=20001/2, var_1_39=2, var_1_44=8192, var_1_45=253/4, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=8] [L130] COND TRUE \read(var_1_5) [L131] var_1_45 = (((((var_1_43) < 0 ) ? -(var_1_43) : (var_1_43))) + var_1_42) VAL [isInitial=1, last_1_var_1_15=8, var_1_11=8, var_1_12=8, var_1_13=8/5, var_1_14=2, var_1_15=2, var_1_16=2, var_1_17=8194, var_1_18=8192, var_1_1=1, var_1_20=8, var_1_22=1, var_1_23=1, var_1_24=8192, var_1_27=2, var_1_29=10, var_1_33=20001/2, var_1_39=2, var_1_44=8192, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=8] [L181] RET step() [L182] CALL, EXPR property() [L172-L173] return ((((((((((- var_1_13) > 31.9f) ? (var_1_1 == ((unsigned char) ((var_1_6 || var_1_4) && var_1_5))) : (var_1_1 == ((unsigned char) var_1_5))) && (((127.35 + var_1_13) <= var_1_13) ? ((4.5 <= (var_1_13 * var_1_13)) ? (var_1_6 == ((unsigned char) var_1_5)) : 1) : 1)) && ((var_1_15 > var_1_23) ? (var_1_8 == ((signed char) ((((var_1_11) < (var_1_12)) ? (var_1_11) : (var_1_12))))) : 1)) && (((! var_1_5) || (var_1_12 < last_1_var_1_15)) ? ((! var_1_5) ? (var_1_13 == ((float) var_1_14)) : (var_1_13 == ((float) var_1_14))) : 1)) && (var_1_1 ? (var_1_15 == ((unsigned char) var_1_16)) : 1)) && ((var_1_1 || (var_1_23 < var_1_15)) ? (var_1_17 == ((unsigned short int) (var_1_15 + ((var_1_18 - var_1_16) + var_1_15)))) : (var_1_17 == ((unsigned short int) (var_1_16 + var_1_18))))) && ((((var_1_15 / var_1_18) * var_1_15) < -10) ? (var_1_20 == ((signed short int) ((((var_1_15) > (var_1_16)) ? (var_1_15) : (var_1_16))))) : ((! (var_1_17 <= var_1_17)) ? (var_1_20 == ((signed short int) var_1_11)) : (var_1_20 == ((signed short int) var_1_12))))) && (var_1_22 == ((signed char) 1))) && (var_1_23 == ((unsigned long int) var_1_22)) ; VAL [\result=0, isInitial=1, last_1_var_1_15=8, var_1_11=8, var_1_12=8, var_1_13=8/5, var_1_14=2, var_1_15=2, var_1_16=2, var_1_17=8194, var_1_18=8192, var_1_1=1, var_1_20=8, var_1_22=1, var_1_23=1, var_1_24=8192, var_1_27=2, var_1_29=10, var_1_33=20001/2, var_1_39=2, var_1_44=8192, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=8] [L182] RET, EXPR property() [L182] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_15=8, var_1_11=8, var_1_12=8, var_1_13=8/5, var_1_14=2, var_1_15=2, var_1_16=2, var_1_17=8194, var_1_18=8192, var_1_1=1, var_1_20=8, var_1_22=1, var_1_23=1, var_1_24=8192, var_1_27=2, var_1_29=10, var_1_33=20001/2, var_1_39=2, var_1_44=8192, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=8] [L19] reach_error() VAL [isInitial=1, last_1_var_1_15=8, var_1_11=8, var_1_12=8, var_1_13=8/5, var_1_14=2, var_1_15=2, var_1_16=2, var_1_17=8194, var_1_18=8192, var_1_1=1, var_1_20=8, var_1_22=1, var_1_23=1, var_1_24=8192, var_1_27=2, var_1_29=10, var_1_33=20001/2, var_1_39=2, var_1_44=8192, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=8] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 78 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 8.5s, OverallIterations: 4, TraceHistogramMax: 19, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 337 SdHoareTripleChecker+Valid, 0.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 304 mSDsluCounter, 973 SdHoareTripleChecker+Invalid, 0.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 603 mSDsCounter, 29 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 465 IncrementalHoareTripleChecker+Invalid, 494 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 29 mSolverCounterUnsat, 370 mSDtfsCounter, 465 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 324 GetRequests, 300 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=129occurred in iteration=2, InterpolantAutomatonStates: 25, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 3 MinimizatonAttempts, 77 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 2.7s SatisfiabilityAnalysisTime, 2.4s InterpolantComputationTime, 940 NumberOfCodeBlocks, 940 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 399 ConstructedInterpolants, 0 QuantifiedInterpolants, 886 SizeOfPredicates, 4 NumberOfNonLiveVariables, 666 ConjunctsInSsa, 15 ConjunctsInUnsatCore, 3 InterpolantComputations, 1 PerfectInterpolantSequences, 2010/2052 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-27 20:26:04,620 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04a1c1d0-f307-47e8-9f34-89e665782607/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_04a1c1d0-f307-47e8-9f34-89e665782607/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04a1c1d0-f307-47e8-9f34-89e665782607/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_04a1c1d0-f307-47e8-9f34-89e665782607/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04a1c1d0-f307-47e8-9f34-89e665782607/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-41.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04a1c1d0-f307-47e8-9f34-89e665782607/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_04a1c1d0-f307-47e8-9f34-89e665782607/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 bb30cb0b4398adfc5465f31f9ffe7fe240953900dbbefc0594f1922929c32c0a --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-27 20:26:07,910 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-27 20:26:08,072 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04a1c1d0-f307-47e8-9f34-89e665782607/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-27 20:26:08,085 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-27 20:26:08,085 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-27 20:26:08,137 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-27 20:26:08,138 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-27 20:26:08,138 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-27 20:26:08,139 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-27 20:26:08,139 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-27 20:26:08,139 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-27 20:26:08,140 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-27 20:26:08,141 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-27 20:26:08,141 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-27 20:26:08,141 INFO L153 SettingsManager]: * Use SBE=true [2024-11-27 20:26:08,142 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-27 20:26:08,142 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-27 20:26:08,143 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-27 20:26:08,143 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-27 20:26:08,143 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-27 20:26:08,143 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-27 20:26:08,143 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-27 20:26:08,144 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-27 20:26:08,144 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-27 20:26:08,144 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-27 20:26:08,144 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-27 20:26:08,144 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-27 20:26:08,144 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-27 20:26:08,144 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-27 20:26:08,145 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-27 20:26:08,145 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-27 20:26:08,145 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-27 20:26:08,145 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-27 20:26:08,145 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-27 20:26:08,145 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 20:26:08,145 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-27 20:26:08,145 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-27 20:26:08,145 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-27 20:26:08,146 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-27 20:26:08,146 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 20:26:08,147 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-27 20:26:08,147 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-27 20:26:08,147 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-27 20:26:08,147 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-27 20:26:08,148 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-27 20:26:08,148 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-27 20:26:08,148 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-27 20:26:08,149 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-27 20:26:08,149 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-27 20:26:08,149 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-27 20:26:08,149 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_04a1c1d0-f307-47e8-9f34-89e665782607/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 -> bb30cb0b4398adfc5465f31f9ffe7fe240953900dbbefc0594f1922929c32c0a [2024-11-27 20:26:08,605 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-27 20:26:08,615 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-27 20:26:08,618 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-27 20:26:08,619 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-27 20:26:08,620 INFO L274 PluginConnector]: CDTParser initialized [2024-11-27 20:26:08,622 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04a1c1d0-f307-47e8-9f34-89e665782607/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-41.i [2024-11-27 20:26:12,199 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04a1c1d0-f307-47e8-9f34-89e665782607/bin/uautomizer-verify-aQ6SnzHsRB/data/af6a11200/63195ade3f0c415f988a5ef082aede94/FLAG3a7c0f097 [2024-11-27 20:26:12,509 INFO L384 CDTParser]: Found 1 translation units. [2024-11-27 20:26:12,510 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04a1c1d0-f307-47e8-9f34-89e665782607/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-41.i [2024-11-27 20:26:12,524 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04a1c1d0-f307-47e8-9f34-89e665782607/bin/uautomizer-verify-aQ6SnzHsRB/data/af6a11200/63195ade3f0c415f988a5ef082aede94/FLAG3a7c0f097 [2024-11-27 20:26:12,551 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04a1c1d0-f307-47e8-9f34-89e665782607/bin/uautomizer-verify-aQ6SnzHsRB/data/af6a11200/63195ade3f0c415f988a5ef082aede94 [2024-11-27 20:26:12,555 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-27 20:26:12,557 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-27 20:26:12,559 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-27 20:26:12,559 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-27 20:26:12,564 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-27 20:26:12,565 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 08:26:12" (1/1) ... [2024-11-27 20:26:12,565 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@781fc0aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:26:12, skipping insertion in model container [2024-11-27 20:26:12,566 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 08:26:12" (1/1) ... [2024-11-27 20:26:12,593 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-27 20:26:12,809 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_04a1c1d0-f307-47e8-9f34-89e665782607/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-41.i[919,932] [2024-11-27 20:26:12,903 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-27 20:26:12,923 INFO L200 MainTranslator]: Completed pre-run [2024-11-27 20:26:12,935 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_04a1c1d0-f307-47e8-9f34-89e665782607/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-41.i[919,932] [2024-11-27 20:26:12,980 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-27 20:26:13,008 INFO L204 MainTranslator]: Completed translation [2024-11-27 20:26:13,009 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:26:13 WrapperNode [2024-11-27 20:26:13,009 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-27 20:26:13,011 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-27 20:26:13,011 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-27 20:26:13,011 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-27 20:26:13,020 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:26:13" (1/1) ... [2024-11-27 20:26:13,035 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:26:13" (1/1) ... [2024-11-27 20:26:13,086 INFO L138 Inliner]: procedures = 27, calls = 32, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 171 [2024-11-27 20:26:13,090 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-27 20:26:13,091 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-27 20:26:13,091 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-27 20:26:13,091 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-27 20:26:13,114 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:26:13" (1/1) ... [2024-11-27 20:26:13,115 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:26:13" (1/1) ... [2024-11-27 20:26:13,122 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:26:13" (1/1) ... [2024-11-27 20:26:13,151 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-27 20:26:13,152 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:26:13" (1/1) ... [2024-11-27 20:26:13,153 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:26:13" (1/1) ... [2024-11-27 20:26:13,167 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:26:13" (1/1) ... [2024-11-27 20:26:13,172 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:26:13" (1/1) ... [2024-11-27 20:26:13,179 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:26:13" (1/1) ... [2024-11-27 20:26:13,186 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:26:13" (1/1) ... [2024-11-27 20:26:13,192 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:26:13" (1/1) ... [2024-11-27 20:26:13,200 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-27 20:26:13,201 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-27 20:26:13,201 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-27 20:26:13,201 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-27 20:26:13,203 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:26:13" (1/1) ... [2024-11-27 20:26:13,211 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 20:26:13,231 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04a1c1d0-f307-47e8-9f34-89e665782607/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 20:26:13,247 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04a1c1d0-f307-47e8-9f34-89e665782607/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-27 20:26:13,251 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04a1c1d0-f307-47e8-9f34-89e665782607/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-27 20:26:13,282 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-27 20:26:13,283 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-27 20:26:13,283 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-27 20:26:13,283 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-27 20:26:13,283 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-27 20:26:13,283 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-27 20:26:13,416 INFO L234 CfgBuilder]: Building ICFG [2024-11-27 20:26:13,420 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-27 20:26:22,095 INFO L? ?]: Removed 16 outVars from TransFormulas that were not future-live. [2024-11-27 20:26:22,096 INFO L283 CfgBuilder]: Performing block encoding [2024-11-27 20:26:22,109 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-27 20:26:22,109 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-27 20:26:22,109 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 08:26:22 BoogieIcfgContainer [2024-11-27 20:26:22,110 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-27 20:26:22,112 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-27 20:26:22,113 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-27 20:26:22,118 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-27 20:26:22,119 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.11 08:26:12" (1/3) ... [2024-11-27 20:26:22,119 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1de7ba82 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.11 08:26:22, skipping insertion in model container [2024-11-27 20:26:22,123 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:26:13" (2/3) ... [2024-11-27 20:26:22,123 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1de7ba82 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.11 08:26:22, skipping insertion in model container [2024-11-27 20:26:22,123 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 08:26:22" (3/3) ... [2024-11-27 20:26:22,125 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-ci_file-41.i [2024-11-27 20:26:22,143 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-27 20:26:22,145 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodestructure_filler-pe-ci_file-41.i that has 2 procedures, 75 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-27 20:26:22,207 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-27 20:26:22,221 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;@69c161c8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-27 20:26:22,221 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-27 20:26:22,226 INFO L276 IsEmpty]: Start isEmpty. Operand has 75 states, 53 states have (on average 1.471698113207547) internal successors, (78), 54 states have internal predecessors, (78), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2024-11-27 20:26:22,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2024-11-27 20:26:22,238 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 20:26:22,239 INFO L218 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 20:26:22,240 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 20:26:22,246 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:26:22,247 INFO L85 PathProgramCache]: Analyzing trace with hash -1868492970, now seen corresponding path program 1 times [2024-11-27 20:26:22,258 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-27 20:26:22,259 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [81205732] [2024-11-27 20:26:22,259 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:26:22,259 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-27 20:26:22,259 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04a1c1d0-f307-47e8-9f34-89e665782607/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-27 20:26:22,264 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04a1c1d0-f307-47e8-9f34-89e665782607/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-27 20:26:22,266 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04a1c1d0-f307-47e8-9f34-89e665782607/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-11-27 20:26:22,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:26:23,001 INFO L256 TraceCheckSpWp]: Trace formula consists of 231 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-27 20:26:23,014 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 20:26:23,063 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 344 proven. 0 refuted. 0 times theorem prover too weak. 340 trivial. 0 not checked. [2024-11-27 20:26:23,063 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-27 20:26:23,064 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-27 20:26:23,064 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [81205732] [2024-11-27 20:26:23,064 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [81205732] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 20:26:23,064 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 20:26:23,065 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-27 20:26:23,067 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1380304796] [2024-11-27 20:26:23,068 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 20:26:23,076 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-27 20:26:23,076 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-27 20:26:23,105 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-27 20:26:23,105 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-27 20:26:23,108 INFO L87 Difference]: Start difference. First operand has 75 states, 53 states have (on average 1.471698113207547) internal successors, (78), 54 states have internal predecessors, (78), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) Second operand has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-27 20:26:23,164 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 20:26:23,167 INFO L93 Difference]: Finished difference Result 143 states and 245 transitions. [2024-11-27 20:26:23,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-27 20:26:23,170 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 134 [2024-11-27 20:26:23,170 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 20:26:23,181 INFO L225 Difference]: With dead ends: 143 [2024-11-27 20:26:23,183 INFO L226 Difference]: Without dead ends: 71 [2024-11-27 20:26:23,188 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 133 GetRequests, 133 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-27 20:26:23,196 INFO L435 NwaCegarLoop]: 108 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 108 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-27 20:26:23,197 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 108 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-27 20:26:23,216 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states. [2024-11-27 20:26:23,256 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 71. [2024-11-27 20:26:23,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 71 states, 50 states have (on average 1.4) internal successors, (70), 50 states have internal predecessors, (70), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2024-11-27 20:26:23,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 108 transitions. [2024-11-27 20:26:23,271 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 108 transitions. Word has length 134 [2024-11-27 20:26:23,272 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 20:26:23,272 INFO L471 AbstractCegarLoop]: Abstraction has 71 states and 108 transitions. [2024-11-27 20:26:23,273 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-27 20:26:23,273 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 108 transitions. [2024-11-27 20:26:23,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2024-11-27 20:26:23,281 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 20:26:23,281 INFO L218 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 20:26:23,300 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04a1c1d0-f307-47e8-9f34-89e665782607/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 [2024-11-27 20:26:23,482 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04a1c1d0-f307-47e8-9f34-89e665782607/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-27 20:26:23,483 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 20:26:23,484 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:26:23,484 INFO L85 PathProgramCache]: Analyzing trace with hash -2073200540, now seen corresponding path program 1 times [2024-11-27 20:26:23,486 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-27 20:26:23,486 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [956162986] [2024-11-27 20:26:23,487 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:26:23,487 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-27 20:26:23,487 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04a1c1d0-f307-47e8-9f34-89e665782607/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-27 20:26:23,490 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04a1c1d0-f307-47e8-9f34-89e665782607/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-27 20:26:23,494 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04a1c1d0-f307-47e8-9f34-89e665782607/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-11-27 20:26:24,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:26:24,230 INFO L256 TraceCheckSpWp]: Trace formula consists of 231 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-27 20:26:24,236 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 20:26:26,456 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2024-11-27 20:26:26,457 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-27 20:26:26,457 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-27 20:26:26,457 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [956162986] [2024-11-27 20:26:26,457 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [956162986] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 20:26:26,457 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 20:26:26,457 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-27 20:26:26,458 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [897488925] [2024-11-27 20:26:26,458 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 20:26:26,463 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-27 20:26:26,464 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-27 20:26:26,465 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-27 20:26:26,466 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-27 20:26:26,467 INFO L87 Difference]: Start difference. First operand 71 states and 108 transitions. Second operand has 3 states, 3 states have (on average 14.0) internal successors, (42), 2 states have internal predecessors, (42), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2024-11-27 20:26:29,581 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 [] [2024-11-27 20:26:31,981 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.23s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-27 20:26:33,407 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.42s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-27 20:26:35,384 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.46s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-27 20:26:38,587 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.55s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-27 20:26:39,005 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 20:26:39,005 INFO L93 Difference]: Finished difference Result 206 states and 316 transitions. [2024-11-27 20:26:39,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-27 20:26:39,006 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 2 states have internal predecessors, (42), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) Word has length 134 [2024-11-27 20:26:39,007 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 20:26:39,010 INFO L225 Difference]: With dead ends: 206 [2024-11-27 20:26:39,011 INFO L226 Difference]: Without dead ends: 138 [2024-11-27 20:26:39,012 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 133 GetRequests, 132 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-27 20:26:39,013 INFO L435 NwaCegarLoop]: 107 mSDtfsCounter, 40 mSDsluCounter, 77 mSDsCounter, 0 mSdLazyCounter, 49 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 40 SdHoareTripleChecker+Valid, 184 SdHoareTripleChecker+Invalid, 51 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 49 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.5s IncrementalHoareTripleChecker+Time [2024-11-27 20:26:39,014 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [40 Valid, 184 Invalid, 51 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 49 Invalid, 0 Unknown, 0 Unchecked, 12.5s Time] [2024-11-27 20:26:39,015 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 138 states. [2024-11-27 20:26:39,036 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 138 to 135. [2024-11-27 20:26:39,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 135 states, 94 states have (on average 1.372340425531915) internal successors, (129), 94 states have internal predecessors, (129), 38 states have call successors, (38), 2 states have call predecessors, (38), 2 states have return successors, (38), 38 states have call predecessors, (38), 38 states have call successors, (38) [2024-11-27 20:26:39,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 135 states and 205 transitions. [2024-11-27 20:26:39,040 INFO L78 Accepts]: Start accepts. Automaton has 135 states and 205 transitions. Word has length 134 [2024-11-27 20:26:39,041 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 20:26:39,041 INFO L471 AbstractCegarLoop]: Abstraction has 135 states and 205 transitions. [2024-11-27 20:26:39,041 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 2 states have internal predecessors, (42), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2024-11-27 20:26:39,042 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 205 transitions. [2024-11-27 20:26:39,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2024-11-27 20:26:39,044 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 20:26:39,044 INFO L218 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 20:26:39,064 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04a1c1d0-f307-47e8-9f34-89e665782607/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2024-11-27 20:26:39,245 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04a1c1d0-f307-47e8-9f34-89e665782607/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-27 20:26:39,245 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 20:26:39,246 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:26:39,246 INFO L85 PathProgramCache]: Analyzing trace with hash 792675454, now seen corresponding path program 1 times [2024-11-27 20:26:39,247 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-27 20:26:39,247 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1658571132] [2024-11-27 20:26:39,248 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:26:39,248 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-27 20:26:39,248 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04a1c1d0-f307-47e8-9f34-89e665782607/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-27 20:26:39,250 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04a1c1d0-f307-47e8-9f34-89e665782607/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-27 20:26:39,254 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04a1c1d0-f307-47e8-9f34-89e665782607/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2024-11-27 20:26:39,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:26:39,910 INFO L256 TraceCheckSpWp]: Trace formula consists of 232 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-27 20:26:39,915 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 20:26:40,659 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 150 proven. 48 refuted. 0 times theorem prover too weak. 486 trivial. 0 not checked. [2024-11-27 20:26:40,659 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-27 20:26:41,435 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 6 proven. 48 refuted. 0 times theorem prover too weak. 630 trivial. 0 not checked. [2024-11-27 20:26:41,435 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-27 20:26:41,435 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1658571132] [2024-11-27 20:26:41,435 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1658571132] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-27 20:26:41,436 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-27 20:26:41,436 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2024-11-27 20:26:41,436 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [396664704] [2024-11-27 20:26:41,436 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-27 20:26:41,437 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-27 20:26:41,437 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-27 20:26:41,438 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-27 20:26:41,439 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-27 20:26:41,439 INFO L87 Difference]: Start difference. First operand 135 states and 205 transitions. Second operand has 7 states, 7 states have (on average 7.428571428571429) internal successors, (52), 7 states have internal predecessors, (52), 2 states have call successors, (35), 2 states have call predecessors, (35), 4 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2024-11-27 20:26:44,385 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.36s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-27 20:26:44,459 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 20:26:44,459 INFO L93 Difference]: Finished difference Result 277 states and 413 transitions. [2024-11-27 20:26:44,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-27 20:26:44,489 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.428571428571429) internal successors, (52), 7 states have internal predecessors, (52), 2 states have call successors, (35), 2 states have call predecessors, (35), 4 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) Word has length 135 [2024-11-27 20:26:44,490 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 20:26:44,492 INFO L225 Difference]: With dead ends: 277 [2024-11-27 20:26:44,492 INFO L226 Difference]: Without dead ends: 145 [2024-11-27 20:26:44,493 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 271 GetRequests, 262 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=38, Invalid=52, Unknown=0, NotChecked=0, Total=90 [2024-11-27 20:26:44,494 INFO L435 NwaCegarLoop]: 75 mSDtfsCounter, 50 mSDsluCounter, 109 mSDsCounter, 0 mSdLazyCounter, 128 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 52 SdHoareTripleChecker+Valid, 184 SdHoareTripleChecker+Invalid, 132 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 128 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2024-11-27 20:26:44,494 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [52 Valid, 184 Invalid, 132 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 128 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2024-11-27 20:26:44,498 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 145 states. [2024-11-27 20:26:44,559 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 145 to 141. [2024-11-27 20:26:44,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 141 states, 98 states have (on average 1.2857142857142858) internal successors, (126), 98 states have internal predecessors, (126), 38 states have call successors, (38), 4 states have call predecessors, (38), 4 states have return successors, (38), 38 states have call predecessors, (38), 38 states have call successors, (38) [2024-11-27 20:26:44,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 141 states and 202 transitions. [2024-11-27 20:26:44,568 INFO L78 Accepts]: Start accepts. Automaton has 141 states and 202 transitions. Word has length 135 [2024-11-27 20:26:44,569 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 20:26:44,569 INFO L471 AbstractCegarLoop]: Abstraction has 141 states and 202 transitions. [2024-11-27 20:26:44,569 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.428571428571429) internal successors, (52), 7 states have internal predecessors, (52), 2 states have call successors, (35), 2 states have call predecessors, (35), 4 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2024-11-27 20:26:44,569 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 202 transitions. [2024-11-27 20:26:44,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2024-11-27 20:26:44,572 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 20:26:44,572 INFO L218 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 20:26:44,587 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04a1c1d0-f307-47e8-9f34-89e665782607/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0 [2024-11-27 20:26:44,773 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04a1c1d0-f307-47e8-9f34-89e665782607/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-27 20:26:44,773 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 20:26:44,774 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:26:44,774 INFO L85 PathProgramCache]: Analyzing trace with hash 1215377280, now seen corresponding path program 1 times [2024-11-27 20:26:44,774 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-27 20:26:44,774 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1242033551] [2024-11-27 20:26:44,775 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:26:44,775 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-27 20:26:44,775 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04a1c1d0-f307-47e8-9f34-89e665782607/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-27 20:26:44,779 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04a1c1d0-f307-47e8-9f34-89e665782607/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-27 20:26:44,780 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04a1c1d0-f307-47e8-9f34-89e665782607/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2024-11-27 20:26:45,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:26:45,482 INFO L256 TraceCheckSpWp]: Trace formula consists of 232 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-27 20:26:45,486 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 20:26:47,412 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 104 proven. 99 refuted. 0 times theorem prover too weak. 481 trivial. 0 not checked. [2024-11-27 20:26:47,412 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-27 20:26:48,868 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 3 proven. 102 refuted. 0 times theorem prover too weak. 579 trivial. 0 not checked. [2024-11-27 20:26:48,869 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-27 20:26:48,869 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1242033551] [2024-11-27 20:26:48,869 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1242033551] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-27 20:26:48,869 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-27 20:26:48,869 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 14 [2024-11-27 20:26:48,869 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1803547867] [2024-11-27 20:26:48,869 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-27 20:26:48,870 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-27 20:26:48,871 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-27 20:26:48,872 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-27 20:26:48,872 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=130, Unknown=0, NotChecked=0, Total=182 [2024-11-27 20:26:48,872 INFO L87 Difference]: Start difference. First operand 141 states and 202 transitions. Second operand has 14 states, 14 states have (on average 4.785714285714286) internal successors, (67), 14 states have internal predecessors, (67), 3 states have call successors, (37), 3 states have call predecessors, (37), 7 states have return successors, (38), 2 states have call predecessors, (38), 3 states have call successors, (38) [2024-11-27 20:26:54,172 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.75s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-27 20:26:57,567 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 20:26:57,567 INFO L93 Difference]: Finished difference Result 439 states and 606 transitions. [2024-11-27 20:26:57,577 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-11-27 20:26:57,577 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 4.785714285714286) internal successors, (67), 14 states have internal predecessors, (67), 3 states have call successors, (37), 3 states have call predecessors, (37), 7 states have return successors, (38), 2 states have call predecessors, (38), 3 states have call successors, (38) Word has length 135 [2024-11-27 20:26:57,586 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 20:26:57,589 INFO L225 Difference]: With dead ends: 439 [2024-11-27 20:26:57,589 INFO L226 Difference]: Without dead ends: 301 [2024-11-27 20:26:57,591 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 299 GetRequests, 259 SyntacticMatches, 1 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 358 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=452, Invalid=1188, Unknown=0, NotChecked=0, Total=1640 [2024-11-27 20:26:57,592 INFO L435 NwaCegarLoop]: 131 mSDtfsCounter, 232 mSDsluCounter, 476 mSDsCounter, 0 mSdLazyCounter, 613 mSolverCounterSat, 88 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 233 SdHoareTripleChecker+Valid, 607 SdHoareTripleChecker+Invalid, 701 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 88 IncrementalHoareTripleChecker+Valid, 613 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.4s IncrementalHoareTripleChecker+Time [2024-11-27 20:26:57,593 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [233 Valid, 607 Invalid, 701 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [88 Valid, 613 Invalid, 0 Unknown, 0 Unchecked, 7.4s Time] [2024-11-27 20:26:57,594 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 301 states. [2024-11-27 20:26:57,630 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 301 to 157. [2024-11-27 20:26:57,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 157 states, 110 states have (on average 1.2181818181818183) internal successors, (134), 110 states have internal predecessors, (134), 38 states have call successors, (38), 8 states have call predecessors, (38), 8 states have return successors, (38), 38 states have call predecessors, (38), 38 states have call successors, (38) [2024-11-27 20:26:57,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 157 states and 210 transitions. [2024-11-27 20:26:57,634 INFO L78 Accepts]: Start accepts. Automaton has 157 states and 210 transitions. Word has length 135 [2024-11-27 20:26:57,634 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 20:26:57,635 INFO L471 AbstractCegarLoop]: Abstraction has 157 states and 210 transitions. [2024-11-27 20:26:57,635 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 4.785714285714286) internal successors, (67), 14 states have internal predecessors, (67), 3 states have call successors, (37), 3 states have call predecessors, (37), 7 states have return successors, (38), 2 states have call predecessors, (38), 3 states have call successors, (38) [2024-11-27 20:26:57,635 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 210 transitions. [2024-11-27 20:26:57,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2024-11-27 20:26:57,638 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 20:26:57,638 INFO L218 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 20:26:57,661 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04a1c1d0-f307-47e8-9f34-89e665782607/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)] Forceful destruction successful, exit code 0 [2024-11-27 20:26:57,839 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04a1c1d0-f307-47e8-9f34-89e665782607/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-27 20:26:57,839 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 20:26:57,840 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:26:57,840 INFO L85 PathProgramCache]: Analyzing trace with hash -2068472766, now seen corresponding path program 1 times [2024-11-27 20:26:57,840 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-27 20:26:57,841 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [965428229] [2024-11-27 20:26:57,841 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:26:57,841 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-27 20:26:57,841 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04a1c1d0-f307-47e8-9f34-89e665782607/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-27 20:26:57,844 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04a1c1d0-f307-47e8-9f34-89e665782607/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-27 20:26:57,846 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04a1c1d0-f307-47e8-9f34-89e665782607/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2024-11-27 20:26:58,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:26:58,438 INFO L256 TraceCheckSpWp]: Trace formula consists of 231 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-27 20:26:58,440 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 20:26:58,594 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2024-11-27 20:26:58,595 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-27 20:26:58,595 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-27 20:26:58,595 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [965428229] [2024-11-27 20:26:58,595 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [965428229] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 20:26:58,596 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 20:26:58,596 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-27 20:26:58,596 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1225548266] [2024-11-27 20:26:58,596 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 20:26:58,597 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-27 20:26:58,601 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-27 20:26:58,602 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-27 20:26:58,602 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-27 20:26:58,602 INFO L87 Difference]: Start difference. First operand 157 states and 210 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, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2024-11-27 20:27:00,663 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.21s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-27 20:27:03,370 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.53s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-27 20:27:06,429 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.51s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-27 20:27:10,309 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.41s for a HTC check with result VALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-27 20:27:10,310 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 20:27:10,310 INFO L93 Difference]: Finished difference Result 315 states and 424 transitions. [2024-11-27 20:27:10,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-27 20:27:10,321 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, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) Word has length 135 [2024-11-27 20:27:10,322 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 20:27:10,324 INFO L225 Difference]: With dead ends: 315 [2024-11-27 20:27:10,325 INFO L226 Difference]: Without dead ends: 236 [2024-11-27 20:27:10,325 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 134 GetRequests, 133 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-27 20:27:10,326 INFO L435 NwaCegarLoop]: 186 mSDtfsCounter, 85 mSDsluCounter, 86 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 85 SdHoareTripleChecker+Valid, 272 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.7s IncrementalHoareTripleChecker+Time [2024-11-27 20:27:10,327 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [85 Valid, 272 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 26 Invalid, 0 Unknown, 0 Unchecked, 11.7s Time] [2024-11-27 20:27:10,328 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 236 states. [2024-11-27 20:27:10,399 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 236 to 233. [2024-11-27 20:27:10,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 233 states, 163 states have (on average 1.2208588957055215) internal successors, (199), 163 states have internal predecessors, (199), 57 states have call successors, (57), 12 states have call predecessors, (57), 12 states have return successors, (57), 57 states have call predecessors, (57), 57 states have call successors, (57) [2024-11-27 20:27:10,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 233 states and 313 transitions. [2024-11-27 20:27:10,404 INFO L78 Accepts]: Start accepts. Automaton has 233 states and 313 transitions. Word has length 135 [2024-11-27 20:27:10,405 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 20:27:10,405 INFO L471 AbstractCegarLoop]: Abstraction has 233 states and 313 transitions. [2024-11-27 20:27:10,405 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, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2024-11-27 20:27:10,405 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 313 transitions. [2024-11-27 20:27:10,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2024-11-27 20:27:10,411 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 20:27:10,412 INFO L218 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 20:27:10,430 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04a1c1d0-f307-47e8-9f34-89e665782607/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Ended with exit code 0 [2024-11-27 20:27:10,612 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04a1c1d0-f307-47e8-9f34-89e665782607/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-27 20:27:10,613 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 20:27:10,613 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:27:10,613 INFO L85 PathProgramCache]: Analyzing trace with hash 537550788, now seen corresponding path program 1 times [2024-11-27 20:27:10,614 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-27 20:27:10,614 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [236568561] [2024-11-27 20:27:10,614 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:27:10,614 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-27 20:27:10,614 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04a1c1d0-f307-47e8-9f34-89e665782607/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-27 20:27:10,618 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04a1c1d0-f307-47e8-9f34-89e665782607/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-27 20:27:10,621 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04a1c1d0-f307-47e8-9f34-89e665782607/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2024-11-27 20:27:11,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:27:11,230 INFO L256 TraceCheckSpWp]: Trace formula consists of 231 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-27 20:27:11,234 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 20:27:14,422 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 24 proven. 360 refuted. 0 times theorem prover too weak. 300 trivial. 0 not checked. [2024-11-27 20:27:14,422 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-27 20:27:15,329 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 24 proven. 30 refuted. 0 times theorem prover too weak. 630 trivial. 0 not checked. [2024-11-27 20:27:15,330 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-27 20:27:15,330 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [236568561] [2024-11-27 20:27:15,330 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [236568561] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-27 20:27:15,330 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-27 20:27:15,330 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 11 [2024-11-27 20:27:15,330 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1759041506] [2024-11-27 20:27:15,331 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-27 20:27:15,331 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-27 20:27:15,331 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-27 20:27:15,332 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-27 20:27:15,332 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=79, Unknown=0, NotChecked=0, Total=110 [2024-11-27 20:27:15,332 INFO L87 Difference]: Start difference. First operand 233 states and 313 transitions. Second operand has 11 states, 11 states have (on average 7.909090909090909) internal successors, (87), 11 states have internal predecessors, (87), 4 states have call successors, (38), 3 states have call predecessors, (38), 5 states have return successors, (38), 4 states have call predecessors, (38), 4 states have call successors, (38) [2024-11-27 20:27:18,825 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.51s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-27 20:27:20,974 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.16s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-27 20:27:23,518 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-27 20:27:27,218 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-27 20:27:27,322 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 20:27:27,323 INFO L93 Difference]: Finished difference Result 481 states and 638 transitions. [2024-11-27 20:27:27,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-27 20:27:27,357 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 7.909090909090909) internal successors, (87), 11 states have internal predecessors, (87), 4 states have call successors, (38), 3 states have call predecessors, (38), 5 states have return successors, (38), 4 states have call predecessors, (38), 4 states have call successors, (38) Word has length 135 [2024-11-27 20:27:27,357 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 20:27:27,360 INFO L225 Difference]: With dead ends: 481 [2024-11-27 20:27:27,360 INFO L226 Difference]: Without dead ends: 251 [2024-11-27 20:27:27,361 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 276 GetRequests, 260 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=106, Invalid=200, Unknown=0, NotChecked=0, Total=306 [2024-11-27 20:27:27,362 INFO L435 NwaCegarLoop]: 61 mSDtfsCounter, 193 mSDsluCounter, 79 mSDsCounter, 0 mSdLazyCounter, 161 mSolverCounterSat, 96 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 193 SdHoareTripleChecker+Valid, 140 SdHoareTripleChecker+Invalid, 257 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 96 IncrementalHoareTripleChecker+Valid, 161 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.2s IncrementalHoareTripleChecker+Time [2024-11-27 20:27:27,362 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [193 Valid, 140 Invalid, 257 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [96 Valid, 161 Invalid, 0 Unknown, 0 Unchecked, 11.2s Time] [2024-11-27 20:27:27,363 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 251 states. [2024-11-27 20:27:27,430 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 251 to 245. [2024-11-27 20:27:27,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 245 states, 172 states have (on average 1.186046511627907) internal successors, (204), 172 states have internal predecessors, (204), 57 states have call successors, (57), 15 states have call predecessors, (57), 15 states have return successors, (57), 57 states have call predecessors, (57), 57 states have call successors, (57) [2024-11-27 20:27:27,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 245 states and 318 transitions. [2024-11-27 20:27:27,434 INFO L78 Accepts]: Start accepts. Automaton has 245 states and 318 transitions. Word has length 135 [2024-11-27 20:27:27,435 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 20:27:27,435 INFO L471 AbstractCegarLoop]: Abstraction has 245 states and 318 transitions. [2024-11-27 20:27:27,436 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 7.909090909090909) internal successors, (87), 11 states have internal predecessors, (87), 4 states have call successors, (38), 3 states have call predecessors, (38), 5 states have return successors, (38), 4 states have call predecessors, (38), 4 states have call successors, (38) [2024-11-27 20:27:27,437 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 318 transitions. [2024-11-27 20:27:27,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2024-11-27 20:27:27,439 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 20:27:27,439 INFO L218 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 20:27:27,457 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04a1c1d0-f307-47e8-9f34-89e665782607/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Ended with exit code 0 [2024-11-27 20:27:27,640 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04a1c1d0-f307-47e8-9f34-89e665782607/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-27 20:27:27,640 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 20:27:27,640 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:27:27,640 INFO L85 PathProgramCache]: Analyzing trace with hash 1081951671, now seen corresponding path program 1 times [2024-11-27 20:27:27,641 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-27 20:27:27,641 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [496686118] [2024-11-27 20:27:27,641 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:27:27,641 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-27 20:27:27,641 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04a1c1d0-f307-47e8-9f34-89e665782607/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-27 20:27:27,643 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04a1c1d0-f307-47e8-9f34-89e665782607/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-27 20:27:27,645 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04a1c1d0-f307-47e8-9f34-89e665782607/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2024-11-27 20:27:28,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:27:28,260 INFO L256 TraceCheckSpWp]: Trace formula consists of 232 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-11-27 20:27:28,267 INFO L279 TraceCheckSpWp]: Computing forward predicates...