./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-25.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6497de01 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b1d9005-b896-4d00-ac5c-1d19ce636d78/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b1d9005-b896-4d00-ac5c-1d19ce636d78/bin/uautomizer-verify-LYvppIcaGC/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b1d9005-b896-4d00-ac5c-1d19ce636d78/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b1d9005-b896-4d00-ac5c-1d19ce636d78/bin/uautomizer-verify-LYvppIcaGC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-25.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b1d9005-b896-4d00-ac5c-1d19ce636d78/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b1d9005-b896-4d00-ac5c-1d19ce636d78/bin/uautomizer-verify-LYvppIcaGC --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8633596662ab62787a48c295f40fc88c07e0c2a44027397c2cc6b2f923927ff7 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-6497de0 [2024-11-24 01:54:42,531 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-24 01:54:42,601 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b1d9005-b896-4d00-ac5c-1d19ce636d78/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-24 01:54:42,606 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-24 01:54:42,607 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-24 01:54:42,630 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-24 01:54:42,631 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-24 01:54:42,631 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-24 01:54:42,632 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-24 01:54:42,632 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-24 01:54:42,632 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-24 01:54:42,632 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-24 01:54:42,632 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-24 01:54:42,633 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-24 01:54:42,633 INFO L153 SettingsManager]: * Use SBE=true [2024-11-24 01:54:42,633 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-24 01:54:42,633 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-24 01:54:42,633 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-24 01:54:42,633 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-24 01:54:42,634 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-24 01:54:42,634 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-24 01:54:42,634 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-24 01:54:42,634 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-24 01:54:42,634 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-24 01:54:42,634 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-24 01:54:42,635 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-24 01:54:42,635 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-24 01:54:42,635 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-24 01:54:42,635 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-24 01:54:42,635 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-24 01:54:42,635 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-24 01:54:42,635 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-24 01:54:42,636 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 01:54:42,636 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-24 01:54:42,636 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-24 01:54:42,636 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-24 01:54:42,636 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-24 01:54:42,636 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 01:54:42,636 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-24 01:54:42,637 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-24 01:54:42,637 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-24 01:54:42,637 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-24 01:54:42,637 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-24 01:54:42,637 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-24 01:54:42,637 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-24 01:54:42,637 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-24 01:54:42,637 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-24 01:54:42,638 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-24 01:54:42,638 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_9b1d9005-b896-4d00-ac5c-1d19ce636d78/bin/uautomizer-verify-LYvppIcaGC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8633596662ab62787a48c295f40fc88c07e0c2a44027397c2cc6b2f923927ff7 [2024-11-24 01:54:42,906 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-24 01:54:42,914 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-24 01:54:42,916 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-24 01:54:42,918 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-24 01:54:42,918 INFO L274 PluginConnector]: CDTParser initialized [2024-11-24 01:54:42,919 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b1d9005-b896-4d00-ac5c-1d19ce636d78/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-25.i [2024-11-24 01:54:46,131 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b1d9005-b896-4d00-ac5c-1d19ce636d78/bin/uautomizer-verify-LYvppIcaGC/data/1106d23fc/cee240b81dec4549a2def01032748e0d/FLAG3e265ec58 [2024-11-24 01:54:46,453 INFO L384 CDTParser]: Found 1 translation units. [2024-11-24 01:54:46,454 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b1d9005-b896-4d00-ac5c-1d19ce636d78/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-25.i [2024-11-24 01:54:46,463 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b1d9005-b896-4d00-ac5c-1d19ce636d78/bin/uautomizer-verify-LYvppIcaGC/data/1106d23fc/cee240b81dec4549a2def01032748e0d/FLAG3e265ec58 [2024-11-24 01:54:46,480 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b1d9005-b896-4d00-ac5c-1d19ce636d78/bin/uautomizer-verify-LYvppIcaGC/data/1106d23fc/cee240b81dec4549a2def01032748e0d [2024-11-24 01:54:46,482 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-24 01:54:46,484 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-24 01:54:46,486 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-24 01:54:46,486 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-24 01:54:46,491 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-24 01:54:46,493 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 01:54:46" (1/1) ... [2024-11-24 01:54:46,494 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2339faa8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:54:46, skipping insertion in model container [2024-11-24 01:54:46,494 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 01:54:46" (1/1) ... [2024-11-24 01:54:46,520 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-24 01:54:46,688 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_9b1d9005-b896-4d00-ac5c-1d19ce636d78/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-25.i[919,932] [2024-11-24 01:54:46,779 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 01:54:46,793 INFO L200 MainTranslator]: Completed pre-run [2024-11-24 01:54:46,806 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_9b1d9005-b896-4d00-ac5c-1d19ce636d78/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-25.i[919,932] [2024-11-24 01:54:46,859 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 01:54:46,886 INFO L204 MainTranslator]: Completed translation [2024-11-24 01:54:46,886 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:54:46 WrapperNode [2024-11-24 01:54:46,887 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-24 01:54:46,888 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-24 01:54:46,889 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-24 01:54:46,889 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-24 01:54:46,897 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:54:46" (1/1) ... [2024-11-24 01:54:46,908 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:54:46" (1/1) ... [2024-11-24 01:54:46,972 INFO L138 Inliner]: procedures = 26, calls = 31, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 205 [2024-11-24 01:54:46,973 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-24 01:54:46,973 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-24 01:54:46,974 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-24 01:54:46,974 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-24 01:54:46,985 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:54:46" (1/1) ... [2024-11-24 01:54:46,985 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:54:46" (1/1) ... [2024-11-24 01:54:46,990 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:54:46" (1/1) ... [2024-11-24 01:54:47,011 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-24 01:54:47,011 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:54:46" (1/1) ... [2024-11-24 01:54:47,011 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:54:46" (1/1) ... [2024-11-24 01:54:47,023 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:54:46" (1/1) ... [2024-11-24 01:54:47,025 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:54:46" (1/1) ... [2024-11-24 01:54:47,030 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:54:46" (1/1) ... [2024-11-24 01:54:47,032 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:54:46" (1/1) ... [2024-11-24 01:54:47,039 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:54:46" (1/1) ... [2024-11-24 01:54:47,047 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-24 01:54:47,048 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-24 01:54:47,048 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-24 01:54:47,048 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-24 01:54:47,050 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:54:46" (1/1) ... [2024-11-24 01:54:47,064 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 01:54:47,090 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b1d9005-b896-4d00-ac5c-1d19ce636d78/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 01:54:47,108 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b1d9005-b896-4d00-ac5c-1d19ce636d78/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-24 01:54:47,116 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b1d9005-b896-4d00-ac5c-1d19ce636d78/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-24 01:54:47,145 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-24 01:54:47,145 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-24 01:54:47,145 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-24 01:54:47,146 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-24 01:54:47,146 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-24 01:54:47,146 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-24 01:54:47,271 INFO L234 CfgBuilder]: Building ICFG [2024-11-24 01:54:47,275 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-24 01:54:48,061 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-24 01:54:48,062 INFO L283 CfgBuilder]: Performing block encoding [2024-11-24 01:54:48,079 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-24 01:54:48,080 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-24 01:54:48,080 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 01:54:48 BoogieIcfgContainer [2024-11-24 01:54:48,080 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-24 01:54:48,086 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-24 01:54:48,086 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-24 01:54:48,093 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-24 01:54:48,093 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 01:54:46" (1/3) ... [2024-11-24 01:54:48,095 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1b03f879 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 01:54:48, skipping insertion in model container [2024-11-24 01:54:48,095 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:54:46" (2/3) ... [2024-11-24 01:54:48,096 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1b03f879 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 01:54:48, skipping insertion in model container [2024-11-24 01:54:48,097 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 01:54:48" (3/3) ... [2024-11-24 01:54:48,099 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-25.i [2024-11-24 01:54:48,118 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-24 01:54:48,120 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-25.i that has 2 procedures, 86 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-24 01:54:48,220 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-24 01:54:48,239 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;@1ece6c29, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-24 01:54:48,239 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-24 01:54:48,248 INFO L276 IsEmpty]: Start isEmpty. Operand has 86 states, 65 states have (on average 1.5384615384615385) internal successors, (100), 66 states have internal predecessors, (100), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-11-24 01:54:48,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2024-11-24 01:54:48,266 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:54:48,268 INFO L218 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:54:48,268 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:54:48,276 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:54:48,277 INFO L85 PathProgramCache]: Analyzing trace with hash 602203059, now seen corresponding path program 1 times [2024-11-24 01:54:48,286 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:54:48,286 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1573252361] [2024-11-24 01:54:48,287 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:54:48,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:54:48,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:54:48,703 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 578 trivial. 0 not checked. [2024-11-24 01:54:48,704 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:54:48,704 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1573252361] [2024-11-24 01:54:48,705 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1573252361] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-24 01:54:48,705 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1098833160] [2024-11-24 01:54:48,705 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:54:48,705 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 01:54:48,706 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b1d9005-b896-4d00-ac5c-1d19ce636d78/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 01:54:48,708 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b1d9005-b896-4d00-ac5c-1d19ce636d78/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-24 01:54:48,713 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b1d9005-b896-4d00-ac5c-1d19ce636d78/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-24 01:54:48,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:54:49,003 INFO L256 TraceCheckSpWp]: Trace formula consists of 347 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-24 01:54:49,018 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 01:54:49,068 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 578 trivial. 0 not checked. [2024-11-24 01:54:49,069 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 01:54:49,069 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1098833160] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:54:49,069 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-24 01:54:49,069 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-24 01:54:49,073 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [493802] [2024-11-24 01:54:49,074 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:54:49,078 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-24 01:54:49,078 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:54:49,106 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-24 01:54:49,107 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-24 01:54:49,111 INFO L87 Difference]: Start difference. First operand has 86 states, 65 states have (on average 1.5384615384615385) internal successors, (100), 66 states have internal predecessors, (100), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) Second operand has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-24 01:54:49,153 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:54:49,154 INFO L93 Difference]: Finished difference Result 165 states and 284 transitions. [2024-11-24 01:54:49,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-24 01:54:49,156 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 2 states have call successors, (18) Word has length 130 [2024-11-24 01:54:49,156 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:54:49,166 INFO L225 Difference]: With dead ends: 165 [2024-11-24 01:54:49,166 INFO L226 Difference]: Without dead ends: 82 [2024-11-24 01:54:49,170 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 131 GetRequests, 131 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-24 01:54:49,176 INFO L435 NwaCegarLoop]: 128 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, 128 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-24 01:54:49,177 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 128 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-24 01:54:49,195 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82 states. [2024-11-24 01:54:49,230 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82 to 82. [2024-11-24 01:54:49,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 82 states, 62 states have (on average 1.4838709677419355) internal successors, (92), 62 states have internal predecessors, (92), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-11-24 01:54:49,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 128 transitions. [2024-11-24 01:54:49,245 INFO L78 Accepts]: Start accepts. Automaton has 82 states and 128 transitions. Word has length 130 [2024-11-24 01:54:49,246 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:54:49,246 INFO L471 AbstractCegarLoop]: Abstraction has 82 states and 128 transitions. [2024-11-24 01:54:49,248 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-24 01:54:49,248 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 128 transitions. [2024-11-24 01:54:49,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2024-11-24 01:54:49,253 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:54:49,253 INFO L218 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:54:49,263 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b1d9005-b896-4d00-ac5c-1d19ce636d78/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-24 01:54:49,454 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b1d9005-b896-4d00-ac5c-1d19ce636d78/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 01:54:49,454 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:54:49,455 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:54:49,455 INFO L85 PathProgramCache]: Analyzing trace with hash 1708736799, now seen corresponding path program 1 times [2024-11-24 01:54:49,455 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:54:49,455 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [561906395] [2024-11-24 01:54:49,455 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:54:49,456 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:54:49,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:54:50,041 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2024-11-24 01:54:50,041 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:54:50,042 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [561906395] [2024-11-24 01:54:50,042 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [561906395] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:54:50,042 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:54:50,042 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-24 01:54:50,042 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1853644132] [2024-11-24 01:54:50,042 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:54:50,043 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-24 01:54:50,043 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:54:50,044 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-24 01:54:50,045 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 01:54:50,045 INFO L87 Difference]: Start difference. First operand 82 states and 128 transitions. Second operand has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-11-24 01:54:50,198 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:54:50,199 INFO L93 Difference]: Finished difference Result 162 states and 255 transitions. [2024-11-24 01:54:50,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 01:54:50,200 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) Word has length 131 [2024-11-24 01:54:50,201 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:54:50,202 INFO L225 Difference]: With dead ends: 162 [2024-11-24 01:54:50,202 INFO L226 Difference]: Without dead ends: 83 [2024-11-24 01:54:50,203 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 [2024-11-24 01:54:50,204 INFO L435 NwaCegarLoop]: 127 mSDtfsCounter, 0 mSDsluCounter, 96 mSDsCounter, 0 mSdLazyCounter, 31 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 223 SdHoareTripleChecker+Invalid, 32 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 31 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-24 01:54:50,205 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 223 Invalid, 32 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 31 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-24 01:54:50,206 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2024-11-24 01:54:50,215 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 83. [2024-11-24 01:54:50,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 83 states, 63 states have (on average 1.4761904761904763) internal successors, (93), 63 states have internal predecessors, (93), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-11-24 01:54:50,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 129 transitions. [2024-11-24 01:54:50,218 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 129 transitions. Word has length 131 [2024-11-24 01:54:50,220 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:54:50,220 INFO L471 AbstractCegarLoop]: Abstraction has 83 states and 129 transitions. [2024-11-24 01:54:50,221 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-11-24 01:54:50,221 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 129 transitions. [2024-11-24 01:54:50,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2024-11-24 01:54:50,223 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:54:50,224 INFO L218 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:54:50,224 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-24 01:54:50,224 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:54:50,225 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:54:50,225 INFO L85 PathProgramCache]: Analyzing trace with hash 1927591517, now seen corresponding path program 1 times [2024-11-24 01:54:50,225 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:54:50,225 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1602682156] [2024-11-24 01:54:50,226 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:54:50,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:54:50,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:54:50,474 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2024-11-24 01:54:50,474 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:54:50,474 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1602682156] [2024-11-24 01:54:50,475 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1602682156] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:54:50,475 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:54:50,475 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-24 01:54:50,475 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1082545936] [2024-11-24 01:54:50,475 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:54:50,476 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-24 01:54:50,476 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:54:50,477 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-24 01:54:50,477 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 01:54:50,477 INFO L87 Difference]: Start difference. First operand 83 states and 129 transitions. Second operand has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-11-24 01:54:50,603 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:54:50,604 INFO L93 Difference]: Finished difference Result 241 states and 377 transitions. [2024-11-24 01:54:50,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 01:54:50,604 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) Word has length 131 [2024-11-24 01:54:50,605 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:54:50,607 INFO L225 Difference]: With dead ends: 241 [2024-11-24 01:54:50,607 INFO L226 Difference]: Without dead ends: 161 [2024-11-24 01:54:50,608 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 [2024-11-24 01:54:50,609 INFO L435 NwaCegarLoop]: 185 mSDtfsCounter, 111 mSDsluCounter, 110 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 111 SdHoareTripleChecker+Valid, 295 SdHoareTripleChecker+Invalid, 30 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-24 01:54:50,609 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [111 Valid, 295 Invalid, 30 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-24 01:54:50,610 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 161 states. [2024-11-24 01:54:50,630 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 161 to 142. [2024-11-24 01:54:50,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 142 states, 103 states have (on average 1.3980582524271845) internal successors, (144), 103 states have internal predecessors, (144), 36 states have call successors, (36), 2 states have call predecessors, (36), 2 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2024-11-24 01:54:50,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 142 states and 216 transitions. [2024-11-24 01:54:50,633 INFO L78 Accepts]: Start accepts. Automaton has 142 states and 216 transitions. Word has length 131 [2024-11-24 01:54:50,634 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:54:50,634 INFO L471 AbstractCegarLoop]: Abstraction has 142 states and 216 transitions. [2024-11-24 01:54:50,634 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-11-24 01:54:50,635 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 216 transitions. [2024-11-24 01:54:50,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2024-11-24 01:54:50,637 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:54:50,637 INFO L218 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:54:50,637 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-24 01:54:50,637 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:54:50,638 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:54:50,638 INFO L85 PathProgramCache]: Analyzing trace with hash 1504889691, now seen corresponding path program 1 times [2024-11-24 01:54:50,638 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:54:50,639 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1756223505] [2024-11-24 01:54:50,639 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:54:50,639 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:54:50,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:54:50,999 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2024-11-24 01:54:50,999 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:54:50,999 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1756223505] [2024-11-24 01:54:50,999 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1756223505] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:54:50,999 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:54:50,999 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-24 01:54:50,999 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [391348711] [2024-11-24 01:54:50,999 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:54:51,000 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-24 01:54:51,000 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:54:51,001 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-24 01:54:51,001 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 01:54:51,004 INFO L87 Difference]: Start difference. First operand 142 states and 216 transitions. Second operand has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-11-24 01:54:51,123 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:54:51,123 INFO L93 Difference]: Finished difference Result 361 states and 556 transitions. [2024-11-24 01:54:51,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 01:54:51,124 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) Word has length 131 [2024-11-24 01:54:51,125 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:54:51,130 INFO L225 Difference]: With dead ends: 361 [2024-11-24 01:54:51,130 INFO L226 Difference]: Without dead ends: 222 [2024-11-24 01:54:51,131 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 01:54:51,132 INFO L435 NwaCegarLoop]: 116 mSDtfsCounter, 69 mSDsluCounter, 103 mSDsCounter, 0 mSdLazyCounter, 34 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 69 SdHoareTripleChecker+Valid, 219 SdHoareTripleChecker+Invalid, 35 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 34 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-24 01:54:51,132 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [69 Valid, 219 Invalid, 35 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 34 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-24 01:54:51,133 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 222 states. [2024-11-24 01:54:51,171 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 222 to 200. [2024-11-24 01:54:51,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 200 states, 142 states have (on average 1.3732394366197183) internal successors, (195), 142 states have internal predecessors, (195), 54 states have call successors, (54), 3 states have call predecessors, (54), 3 states have return successors, (54), 54 states have call predecessors, (54), 54 states have call successors, (54) [2024-11-24 01:54:51,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 200 states and 303 transitions. [2024-11-24 01:54:51,178 INFO L78 Accepts]: Start accepts. Automaton has 200 states and 303 transitions. Word has length 131 [2024-11-24 01:54:51,179 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:54:51,180 INFO L471 AbstractCegarLoop]: Abstraction has 200 states and 303 transitions. [2024-11-24 01:54:51,180 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-11-24 01:54:51,180 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 303 transitions. [2024-11-24 01:54:51,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2024-11-24 01:54:51,182 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:54:51,183 INFO L218 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:54:51,183 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-24 01:54:51,187 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:54:51,188 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:54:51,188 INFO L85 PathProgramCache]: Analyzing trace with hash -278575598, now seen corresponding path program 1 times [2024-11-24 01:54:51,188 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:54:51,188 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [953811711] [2024-11-24 01:54:51,188 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:54:51,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:54:51,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:54:51,564 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2024-11-24 01:54:51,564 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:54:51,565 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [953811711] [2024-11-24 01:54:51,565 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [953811711] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:54:51,565 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:54:51,565 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-24 01:54:51,566 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1709404558] [2024-11-24 01:54:51,566 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:54:51,566 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-24 01:54:51,567 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:54:51,568 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-24 01:54:51,568 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 01:54:51,568 INFO L87 Difference]: Start difference. First operand 200 states and 303 transitions. Second operand has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-11-24 01:54:51,651 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:54:51,651 INFO L93 Difference]: Finished difference Result 355 states and 543 transitions. [2024-11-24 01:54:51,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 01:54:51,652 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) Word has length 131 [2024-11-24 01:54:51,652 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:54:51,655 INFO L225 Difference]: With dead ends: 355 [2024-11-24 01:54:51,657 INFO L226 Difference]: Without dead ends: 204 [2024-11-24 01:54:51,658 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 01:54:51,659 INFO L435 NwaCegarLoop]: 124 mSDtfsCounter, 61 mSDsluCounter, 108 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 61 SdHoareTripleChecker+Valid, 232 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-24 01:54:51,662 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [61 Valid, 232 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-24 01:54:51,663 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 204 states. [2024-11-24 01:54:51,721 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 204 to 190. [2024-11-24 01:54:51,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 190 states, 132 states have (on average 1.3484848484848484) internal successors, (178), 132 states have internal predecessors, (178), 54 states have call successors, (54), 3 states have call predecessors, (54), 3 states have return successors, (54), 54 states have call predecessors, (54), 54 states have call successors, (54) [2024-11-24 01:54:51,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 190 states and 286 transitions. [2024-11-24 01:54:51,727 INFO L78 Accepts]: Start accepts. Automaton has 190 states and 286 transitions. Word has length 131 [2024-11-24 01:54:51,727 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:54:51,728 INFO L471 AbstractCegarLoop]: Abstraction has 190 states and 286 transitions. [2024-11-24 01:54:51,728 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-11-24 01:54:51,728 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 286 transitions. [2024-11-24 01:54:51,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2024-11-24 01:54:51,730 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:54:51,730 INFO L218 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:54:51,730 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-24 01:54:51,730 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:54:51,731 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:54:51,731 INFO L85 PathProgramCache]: Analyzing trace with hash 503529556, now seen corresponding path program 1 times [2024-11-24 01:54:51,731 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:54:51,731 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1384713802] [2024-11-24 01:54:51,731 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:54:51,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:54:51,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:54:52,121 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2024-11-24 01:54:52,121 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:54:52,121 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1384713802] [2024-11-24 01:54:52,121 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1384713802] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:54:52,121 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:54:52,122 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 01:54:52,122 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1644084317] [2024-11-24 01:54:52,122 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:54:52,122 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 01:54:52,122 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:54:52,123 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 01:54:52,123 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 01:54:52,123 INFO L87 Difference]: Start difference. First operand 190 states and 286 transitions. Second operand has 5 states, 5 states have (on average 8.8) internal successors, (44), 5 states have internal predecessors, (44), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-11-24 01:54:52,331 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:54:52,332 INFO L93 Difference]: Finished difference Result 269 states and 410 transitions. [2024-11-24 01:54:52,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-24 01:54:52,333 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.8) internal successors, (44), 5 states have internal predecessors, (44), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) Word has length 131 [2024-11-24 01:54:52,333 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:54:52,334 INFO L225 Difference]: With dead ends: 269 [2024-11-24 01:54:52,334 INFO L226 Difference]: Without dead ends: 130 [2024-11-24 01:54:52,335 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-24 01:54:52,336 INFO L435 NwaCegarLoop]: 106 mSDtfsCounter, 140 mSDsluCounter, 105 mSDsCounter, 0 mSdLazyCounter, 28 mSolverCounterSat, 61 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 140 SdHoareTripleChecker+Valid, 211 SdHoareTripleChecker+Invalid, 89 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 61 IncrementalHoareTripleChecker+Valid, 28 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-24 01:54:52,338 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [140 Valid, 211 Invalid, 89 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [61 Valid, 28 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-24 01:54:52,339 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 130 states. [2024-11-24 01:54:52,362 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 130 to 130. [2024-11-24 01:54:52,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 130 states, 91 states have (on average 1.3076923076923077) internal successors, (119), 91 states have internal predecessors, (119), 36 states have call successors, (36), 2 states have call predecessors, (36), 2 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2024-11-24 01:54:52,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 130 states and 191 transitions. [2024-11-24 01:54:52,368 INFO L78 Accepts]: Start accepts. Automaton has 130 states and 191 transitions. Word has length 131 [2024-11-24 01:54:52,368 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:54:52,368 INFO L471 AbstractCegarLoop]: Abstraction has 130 states and 191 transitions. [2024-11-24 01:54:52,368 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.8) internal successors, (44), 5 states have internal predecessors, (44), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-11-24 01:54:52,368 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 191 transitions. [2024-11-24 01:54:52,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2024-11-24 01:54:52,370 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:54:52,371 INFO L218 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:54:52,371 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-24 01:54:52,371 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:54:52,371 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:54:52,372 INFO L85 PathProgramCache]: Analyzing trace with hash -2090940146, now seen corresponding path program 1 times [2024-11-24 01:54:52,372 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:54:52,372 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1274553205] [2024-11-24 01:54:52,372 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:54:52,372 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:54:52,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:54:52,981 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2024-11-24 01:54:52,982 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:54:52,982 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1274553205] [2024-11-24 01:54:52,982 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1274553205] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:54:52,982 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:54:52,982 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-24 01:54:52,982 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1222971263] [2024-11-24 01:54:52,982 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:54:52,983 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-24 01:54:52,983 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:54:52,983 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-24 01:54:52,983 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-24 01:54:52,983 INFO L87 Difference]: Start difference. First operand 130 states and 191 transitions. Second operand has 6 states, 6 states have (on average 7.5) internal successors, (45), 6 states have internal predecessors, (45), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-11-24 01:54:53,460 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:54:53,460 INFO L93 Difference]: Finished difference Result 262 states and 389 transitions. [2024-11-24 01:54:53,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-24 01:54:53,461 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.5) internal successors, (45), 6 states have internal predecessors, (45), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) Word has length 132 [2024-11-24 01:54:53,461 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:54:53,463 INFO L225 Difference]: With dead ends: 262 [2024-11-24 01:54:53,464 INFO L226 Difference]: Without dead ends: 183 [2024-11-24 01:54:53,464 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2024-11-24 01:54:53,465 INFO L435 NwaCegarLoop]: 95 mSDtfsCounter, 206 mSDsluCounter, 295 mSDsCounter, 0 mSdLazyCounter, 207 mSolverCounterSat, 61 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 206 SdHoareTripleChecker+Valid, 390 SdHoareTripleChecker+Invalid, 268 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 61 IncrementalHoareTripleChecker+Valid, 207 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-24 01:54:53,465 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [206 Valid, 390 Invalid, 268 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [61 Valid, 207 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-24 01:54:53,466 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 183 states. [2024-11-24 01:54:53,494 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 183 to 160. [2024-11-24 01:54:53,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 160 states, 121 states have (on average 1.3801652892561984) internal successors, (167), 121 states have internal predecessors, (167), 36 states have call successors, (36), 2 states have call predecessors, (36), 2 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2024-11-24 01:54:53,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 239 transitions. [2024-11-24 01:54:53,496 INFO L78 Accepts]: Start accepts. Automaton has 160 states and 239 transitions. Word has length 132 [2024-11-24 01:54:53,497 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:54:53,497 INFO L471 AbstractCegarLoop]: Abstraction has 160 states and 239 transitions. [2024-11-24 01:54:53,497 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.5) internal successors, (45), 6 states have internal predecessors, (45), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-11-24 01:54:53,497 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 239 transitions. [2024-11-24 01:54:53,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2024-11-24 01:54:53,499 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:54:53,499 INFO L218 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:54:53,499 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-24 01:54:53,499 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:54:53,499 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:54:53,500 INFO L85 PathProgramCache]: Analyzing trace with hash -812706464, now seen corresponding path program 1 times [2024-11-24 01:54:53,500 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:54:53,500 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1070109015] [2024-11-24 01:54:53,501 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:54:53,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:54:53,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:54:54,591 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2024-11-24 01:54:54,592 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:54:54,592 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1070109015] [2024-11-24 01:54:54,592 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1070109015] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:54:54,592 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:54:54,592 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-24 01:54:54,592 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1537987044] [2024-11-24 01:54:54,592 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:54:54,593 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-24 01:54:54,593 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:54:54,593 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-24 01:54:54,593 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2024-11-24 01:54:54,594 INFO L87 Difference]: Start difference. First operand 160 states and 239 transitions. Second operand has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 6 states have internal predecessors, (46), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-11-24 01:54:54,734 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:54:54,734 INFO L93 Difference]: Finished difference Result 259 states and 380 transitions. [2024-11-24 01:54:54,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-24 01:54:54,735 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 6 states have internal predecessors, (46), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) Word has length 133 [2024-11-24 01:54:54,736 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:54:54,737 INFO L225 Difference]: With dead ends: 259 [2024-11-24 01:54:54,737 INFO L226 Difference]: Without dead ends: 175 [2024-11-24 01:54:54,737 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2024-11-24 01:54:54,738 INFO L435 NwaCegarLoop]: 119 mSDtfsCounter, 45 mSDsluCounter, 237 mSDsCounter, 0 mSdLazyCounter, 71 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 45 SdHoareTripleChecker+Valid, 356 SdHoareTripleChecker+Invalid, 73 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 71 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-24 01:54:54,738 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [45 Valid, 356 Invalid, 73 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 71 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-24 01:54:54,739 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 175 states. [2024-11-24 01:54:54,764 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 175 to 168. [2024-11-24 01:54:54,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 168 states, 127 states have (on average 1.3543307086614174) internal successors, (172), 127 states have internal predecessors, (172), 36 states have call successors, (36), 4 states have call predecessors, (36), 4 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2024-11-24 01:54:54,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 168 states and 244 transitions. [2024-11-24 01:54:54,766 INFO L78 Accepts]: Start accepts. Automaton has 168 states and 244 transitions. Word has length 133 [2024-11-24 01:54:54,767 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:54:54,767 INFO L471 AbstractCegarLoop]: Abstraction has 168 states and 244 transitions. [2024-11-24 01:54:54,767 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 6 states have internal predecessors, (46), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-11-24 01:54:54,767 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 244 transitions. [2024-11-24 01:54:54,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2024-11-24 01:54:54,769 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:54:54,769 INFO L218 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:54:54,769 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-24 01:54:54,770 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:54:54,770 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:54:54,770 INFO L85 PathProgramCache]: Analyzing trace with hash -1205733474, now seen corresponding path program 1 times [2024-11-24 01:54:54,770 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:54:54,770 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [81410082] [2024-11-24 01:54:54,770 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:54:54,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:54:54,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-24 01:54:54,838 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1175471264] [2024-11-24 01:54:54,838 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:54:54,838 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 01:54:54,838 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b1d9005-b896-4d00-ac5c-1d19ce636d78/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 01:54:54,840 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b1d9005-b896-4d00-ac5c-1d19ce636d78/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-24 01:54:54,843 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b1d9005-b896-4d00-ac5c-1d19ce636d78/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-24 01:54:55,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 01:54:55,042 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-24 01:54:55,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 01:54:55,233 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-24 01:54:55,234 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-11-24 01:54:55,235 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-24 01:54:55,247 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b1d9005-b896-4d00-ac5c-1d19ce636d78/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-24 01:54:55,438 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b1d9005-b896-4d00-ac5c-1d19ce636d78/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 01:54:55,440 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:54:55,590 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-24 01:54:55,596 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.11 01:54:55 BoogieIcfgContainer [2024-11-24 01:54:55,597 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-24 01:54:55,598 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-24 01:54:55,599 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-24 01:54:55,599 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-24 01:54:55,599 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 01:54:48" (3/4) ... [2024-11-24 01:54:55,602 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-24 01:54:55,603 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-24 01:54:55,604 INFO L158 Benchmark]: Toolchain (without parser) took 9120.34ms. Allocated memory was 117.4MB in the beginning and 176.2MB in the end (delta: 58.7MB). Free memory was 91.1MB in the beginning and 135.3MB in the end (delta: -44.2MB). Peak memory consumption was 16.1MB. Max. memory is 16.1GB. [2024-11-24 01:54:55,604 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 83.9MB. Free memory is still 41.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 01:54:55,605 INFO L158 Benchmark]: CACSL2BoogieTranslator took 401.29ms. Allocated memory is still 117.4MB. Free memory was 91.1MB in the beginning and 75.9MB in the end (delta: 15.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-24 01:54:55,605 INFO L158 Benchmark]: Boogie Procedure Inliner took 84.64ms. Allocated memory is still 117.4MB. Free memory was 75.9MB in the beginning and 72.2MB in the end (delta: 3.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 01:54:55,606 INFO L158 Benchmark]: Boogie Preprocessor took 73.74ms. Allocated memory is still 117.4MB. Free memory was 72.2MB in the beginning and 67.5MB in the end (delta: 4.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-24 01:54:55,606 INFO L158 Benchmark]: RCFGBuilder took 1032.13ms. Allocated memory is still 117.4MB. Free memory was 67.5MB in the beginning and 41.6MB in the end (delta: 25.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-24 01:54:55,606 INFO L158 Benchmark]: TraceAbstraction took 7510.78ms. Allocated memory was 117.4MB in the beginning and 176.2MB in the end (delta: 58.7MB). Free memory was 40.9MB in the beginning and 136.8MB in the end (delta: -95.9MB). Peak memory consumption was 32.8MB. Max. memory is 16.1GB. [2024-11-24 01:54:55,607 INFO L158 Benchmark]: Witness Printer took 4.84ms. Allocated memory is still 176.2MB. Free memory was 136.8MB in the beginning and 135.3MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 01:54:55,609 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 83.9MB. Free memory is still 41.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 401.29ms. Allocated memory is still 117.4MB. Free memory was 91.1MB in the beginning and 75.9MB in the end (delta: 15.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 84.64ms. Allocated memory is still 117.4MB. Free memory was 75.9MB in the beginning and 72.2MB in the end (delta: 3.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 73.74ms. Allocated memory is still 117.4MB. Free memory was 72.2MB in the beginning and 67.5MB in the end (delta: 4.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1032.13ms. Allocated memory is still 117.4MB. Free memory was 67.5MB in the beginning and 41.6MB in the end (delta: 25.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * TraceAbstraction took 7510.78ms. Allocated memory was 117.4MB in the beginning and 176.2MB in the end (delta: 58.7MB). Free memory was 40.9MB in the beginning and 136.8MB in the end (delta: -95.9MB). Peak memory consumption was 32.8MB. Max. memory is 16.1GB. * Witness Printer took 4.84ms. Allocated memory is still 176.2MB. Free memory was 136.8MB in the beginning and 135.3MB in the end (delta: 1.5MB). 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 165, overapproximation of someBinaryFLOATComparisonOperation at line 195, overapproximation of someBinaryFLOATComparisonOperation at line 76, overapproximation of someBinaryFLOATComparisonOperation at line 173, overapproximation of someBinaryFLOATComparisonOperation at line 137, overapproximation of someBinaryFLOATComparisonOperation at line 167, overapproximation of someBinaryDOUBLEComparisonOperation at line 149, overapproximation of someBinaryDOUBLEComparisonOperation at line 158, overapproximation of someBinaryDOUBLEComparisonOperation at line 160, overapproximation of someBinaryDOUBLEComparisonOperation at line 91, overapproximation of someBinaryDOUBLEComparisonOperation at line 136, overapproximation of someBinaryDOUBLEComparisonOperation at line 181, overapproximation of someBinaryDOUBLEComparisonOperation at line 195, overapproximation of someBinaryDOUBLEComparisonOperation at line 182, overapproximation of someBinaryDOUBLEComparisonOperation at line 117. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed long int var_1_1 = -256; [L23] signed short int var_1_5 = -256; [L24] double var_1_7 = 256.25; [L25] double var_1_8 = 127.8; [L26] unsigned char var_1_10 = 0; [L27] unsigned char var_1_11 = 0; [L28] float var_1_12 = 999.75; [L29] float var_1_13 = 64.5; [L30] float var_1_14 = 127.25; [L31] signed char var_1_15 = -32; [L32] float var_1_16 = 32.7; [L33] unsigned char var_1_17 = 16; [L34] unsigned char var_1_18 = 32; [L35] unsigned short int var_1_19 = 5; [L36] signed long int var_1_21 = 100; [L37] signed short int var_1_22 = 50; [L38] double var_1_23 = 1000000.75; [L39] unsigned long int var_1_24 = 16; [L40] double var_1_28 = 15.5; [L41] unsigned long int var_1_30 = 5; [L42] signed long int var_1_32 = 32; [L43] float var_1_34 = 7.5; [L44] unsigned short int var_1_35 = 100; [L45] unsigned short int var_1_37 = 47055; [L46] signed char var_1_39 = -64; [L47] double var_1_40 = 16.75; [L48] signed char var_1_41 = 16; [L49] signed long int last_1_var_1_1 = -256; [L50] signed short int last_1_var_1_5 = -256; [L51] unsigned char last_1_var_1_10 = 0; [L52] unsigned short int last_1_var_1_19 = 5; [L53] signed short int last_1_var_1_22 = 50; VAL [isInitial=0, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_13=129/2, var_1_14=509/4, var_1_15=-32, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=47055, var_1_39=-64, var_1_40=67/4, var_1_41=16, var_1_5=-256, var_1_7=1025/4, var_1_8=639/5] [L199] isInitial = 1 [L200] FCALL initially() [L202] CALL updateLastVariables() [L188] last_1_var_1_1 = var_1_1 [L189] last_1_var_1_5 = var_1_5 [L190] last_1_var_1_10 = var_1_10 [L191] last_1_var_1_19 = var_1_19 [L192] last_1_var_1_22 = var_1_22 VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_13=129/2, var_1_14=509/4, var_1_15=-32, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=47055, var_1_39=-64, var_1_40=67/4, var_1_41=16, var_1_5=-256, var_1_7=1025/4, var_1_8=639/5] [L202] RET updateLastVariables() [L203] CALL updateVariables() [L157] var_1_7 = __VERIFIER_nondet_double() [L158] CALL assume_abort_if_not((var_1_7 >= 0.0F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854776000e+12F && var_1_7 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_13=129/2, var_1_14=509/4, var_1_15=-32, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=47055, var_1_39=-64, var_1_40=67/4, var_1_41=16, var_1_5=-256, var_1_8=639/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_13=129/2, var_1_14=509/4, var_1_15=-32, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=47055, var_1_39=-64, var_1_40=67/4, var_1_41=16, var_1_5=-256, var_1_8=639/5] [L158] RET assume_abort_if_not((var_1_7 >= 0.0F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854776000e+12F && var_1_7 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_13=129/2, var_1_14=509/4, var_1_15=-32, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=47055, var_1_39=-64, var_1_40=67/4, var_1_41=16, var_1_5=-256, var_1_8=639/5] [L159] var_1_8 = __VERIFIER_nondet_double() [L160] CALL assume_abort_if_not((var_1_8 >= 0.0F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854776000e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_13=129/2, var_1_14=509/4, var_1_15=-32, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=47055, var_1_39=-64, var_1_40=67/4, var_1_41=16, var_1_5=-256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_13=129/2, var_1_14=509/4, var_1_15=-32, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=47055, var_1_39=-64, var_1_40=67/4, var_1_41=16, var_1_5=-256] [L160] RET assume_abort_if_not((var_1_8 >= 0.0F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854776000e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_13=129/2, var_1_14=509/4, var_1_15=-32, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=47055, var_1_39=-64, var_1_40=67/4, var_1_41=16, var_1_5=-256] [L161] var_1_11 = __VERIFIER_nondet_uchar() [L162] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_12=3999/4, var_1_13=129/2, var_1_14=509/4, var_1_15=-32, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=47055, var_1_39=-64, var_1_40=67/4, var_1_41=16, var_1_5=-256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_12=3999/4, var_1_13=129/2, var_1_14=509/4, var_1_15=-32, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=47055, var_1_39=-64, var_1_40=67/4, var_1_41=16, var_1_5=-256] [L162] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_12=3999/4, var_1_13=129/2, var_1_14=509/4, var_1_15=-32, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=47055, var_1_39=-64, var_1_40=67/4, var_1_41=16, var_1_5=-256] [L163] CALL assume_abort_if_not(var_1_11 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_13=129/2, var_1_14=509/4, var_1_15=-32, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=47055, var_1_39=-64, var_1_40=67/4, var_1_41=16, var_1_5=-256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_13=129/2, var_1_14=509/4, var_1_15=-32, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=47055, var_1_39=-64, var_1_40=67/4, var_1_41=16, var_1_5=-256] [L163] RET assume_abort_if_not(var_1_11 <= 0) VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_13=129/2, var_1_14=509/4, var_1_15=-32, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=47055, var_1_39=-64, var_1_40=67/4, var_1_41=16, var_1_5=-256] [L164] var_1_13 = __VERIFIER_nondet_float() [L165] CALL assume_abort_if_not((var_1_13 >= -922337.2036854765600e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_14=509/4, var_1_15=-32, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=47055, var_1_39=-64, var_1_40=67/4, var_1_41=16, var_1_5=-256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_14=509/4, var_1_15=-32, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=47055, var_1_39=-64, var_1_40=67/4, var_1_41=16, var_1_5=-256] [L165] RET assume_abort_if_not((var_1_13 >= -922337.2036854765600e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_14=509/4, var_1_15=-32, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=47055, var_1_39=-64, var_1_40=67/4, var_1_41=16, var_1_5=-256] [L166] var_1_14 = __VERIFIER_nondet_float() [L167] 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_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=-32, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=47055, var_1_39=-64, var_1_40=67/4, var_1_41=16, var_1_5=-256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=-32, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=47055, var_1_39=-64, var_1_40=67/4, var_1_41=16, var_1_5=-256] [L167] 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_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=-32, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=47055, var_1_39=-64, var_1_40=67/4, var_1_41=16, var_1_5=-256] [L168] var_1_15 = __VERIFIER_nondet_char() [L169] CALL assume_abort_if_not(var_1_15 >= -128) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=16, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=47055, var_1_39=-64, var_1_40=67/4, var_1_41=16, var_1_5=-256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=16, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=47055, var_1_39=-64, var_1_40=67/4, var_1_41=16, var_1_5=-256] [L169] RET assume_abort_if_not(var_1_15 >= -128) VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=16, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=47055, var_1_39=-64, var_1_40=67/4, var_1_41=16, var_1_5=-256] [L170] CALL assume_abort_if_not(var_1_15 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=16, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=47055, var_1_39=-64, var_1_40=67/4, var_1_41=16, var_1_5=-256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=16, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=47055, var_1_39=-64, var_1_40=67/4, var_1_41=16, var_1_5=-256] [L170] RET assume_abort_if_not(var_1_15 <= 127) VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=16, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=47055, var_1_39=-64, var_1_40=67/4, var_1_41=16, var_1_5=-256] [L171] CALL assume_abort_if_not(var_1_15 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=16, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=47055, var_1_39=-64, var_1_40=67/4, var_1_41=16, var_1_5=-256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=16, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=47055, var_1_39=-64, var_1_40=67/4, var_1_41=16, var_1_5=-256] [L171] RET assume_abort_if_not(var_1_15 != 0) VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=16, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=47055, var_1_39=-64, var_1_40=67/4, var_1_41=16, var_1_5=-256] [L172] var_1_16 = __VERIFIER_nondet_float() [L173] CALL assume_abort_if_not((var_1_16 >= -461168.6018427382800e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 4611686.018427382800e+12F && var_1_16 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=16, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=47055, var_1_39=-64, var_1_40=67/4, var_1_41=16, var_1_5=-256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=16, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=47055, var_1_39=-64, var_1_40=67/4, var_1_41=16, var_1_5=-256] [L173] RET assume_abort_if_not((var_1_16 >= -461168.6018427382800e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 4611686.018427382800e+12F && var_1_16 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=16, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=47055, var_1_39=-64, var_1_40=67/4, var_1_41=16, var_1_5=-256] [L174] var_1_18 = __VERIFIER_nondet_uchar() [L175] CALL assume_abort_if_not(var_1_18 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=16, var_1_17=16, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=47055, var_1_39=-64, var_1_40=67/4, var_1_41=16, var_1_5=-256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=16, var_1_17=16, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=47055, var_1_39=-64, var_1_40=67/4, var_1_41=16, var_1_5=-256] [L175] RET assume_abort_if_not(var_1_18 >= 0) VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=16, var_1_17=16, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=47055, var_1_39=-64, var_1_40=67/4, var_1_41=16, var_1_5=-256] [L176] CALL assume_abort_if_not(var_1_18 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=16, var_1_17=16, var_1_18=5, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=47055, var_1_39=-64, var_1_40=67/4, var_1_41=16, var_1_5=-256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=16, var_1_17=16, var_1_18=5, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=47055, var_1_39=-64, var_1_40=67/4, var_1_41=16, var_1_5=-256] [L176] RET assume_abort_if_not(var_1_18 <= 254) VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=16, var_1_17=16, var_1_18=5, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=47055, var_1_39=-64, var_1_40=67/4, var_1_41=16, var_1_5=-256] [L177] var_1_37 = __VERIFIER_nondet_ushort() [L178] CALL assume_abort_if_not(var_1_37 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=16, var_1_17=16, var_1_18=5, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=32767, var_1_39=-64, var_1_40=67/4, var_1_41=16, var_1_5=-256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=16, var_1_17=16, var_1_18=5, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=32767, var_1_39=-64, var_1_40=67/4, var_1_41=16, var_1_5=-256] [L178] RET assume_abort_if_not(var_1_37 >= 32767) VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=16, var_1_17=16, var_1_18=5, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=32767, var_1_39=-64, var_1_40=67/4, var_1_41=16, var_1_5=-256] [L179] CALL assume_abort_if_not(var_1_37 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=16, var_1_17=16, var_1_18=5, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=32767, var_1_39=-64, var_1_40=67/4, var_1_41=16, var_1_5=-256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=16, var_1_17=16, var_1_18=5, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=32767, var_1_39=-64, var_1_40=67/4, var_1_41=16, var_1_5=-256] [L179] RET assume_abort_if_not(var_1_37 <= 65534) VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=16, var_1_17=16, var_1_18=5, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=32767, var_1_39=-64, var_1_40=67/4, var_1_41=16, var_1_5=-256] [L180] var_1_40 = __VERIFIER_nondet_double() [L181] CALL assume_abort_if_not((var_1_40 >= -922337.2036854776000e+13F && var_1_40 <= -1.0e-20F) || (var_1_40 <= 9223372.036854776000e+12F && var_1_40 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=16, var_1_17=16, var_1_18=5, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=32767, var_1_39=-64, var_1_41=16, var_1_5=-256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=16, var_1_17=16, var_1_18=5, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=32767, var_1_39=-64, var_1_41=16, var_1_5=-256] [L181] RET assume_abort_if_not((var_1_40 >= -922337.2036854776000e+13F && var_1_40 <= -1.0e-20F) || (var_1_40 <= 9223372.036854776000e+12F && var_1_40 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=16, var_1_17=16, var_1_18=5, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=32767, var_1_39=-64, var_1_41=16, var_1_5=-256] [L182] CALL assume_abort_if_not(var_1_40 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=16, var_1_17=16, var_1_18=5, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=32767, var_1_39=-64, var_1_41=16, var_1_5=-256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=16, var_1_17=16, var_1_18=5, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=32767, var_1_39=-64, var_1_41=16, var_1_5=-256] [L182] RET assume_abort_if_not(var_1_40 != 0.0F) VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=16, var_1_17=16, var_1_18=5, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=32767, var_1_39=-64, var_1_41=16, var_1_5=-256] [L183] var_1_41 = __VERIFIER_nondet_char() [L184] CALL assume_abort_if_not(var_1_41 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=16, var_1_17=16, var_1_18=5, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=32767, var_1_39=-64, var_1_41=0, var_1_5=-256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=16, var_1_17=16, var_1_18=5, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=32767, var_1_39=-64, var_1_41=0, var_1_5=-256] [L184] RET assume_abort_if_not(var_1_41 >= -127) VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=16, var_1_17=16, var_1_18=5, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=32767, var_1_39=-64, var_1_41=0, var_1_5=-256] [L185] CALL assume_abort_if_not(var_1_41 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=16, var_1_17=16, var_1_18=5, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=32767, var_1_39=-64, var_1_41=0, var_1_5=-256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=16, var_1_17=16, var_1_18=5, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=32767, var_1_39=-64, var_1_41=0, var_1_5=-256] [L185] RET assume_abort_if_not(var_1_41 <= 126) VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=16, var_1_17=16, var_1_18=5, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=32767, var_1_39=-64, var_1_41=0, var_1_5=-256] [L203] RET updateVariables() [L204] CALL step() [L57] COND FALSE !(\read(var_1_10)) VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=16, var_1_17=16, var_1_18=5, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=32767, var_1_39=-64, var_1_41=0, var_1_5=-256] [L60] COND FALSE !(var_1_19 < var_1_18) VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=16, var_1_17=16, var_1_18=5, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=32767, var_1_39=-64, var_1_41=0, var_1_5=-256] [L65] COND TRUE var_1_10 || (var_1_18 <= var_1_18) VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=16, var_1_17=16, var_1_18=5, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=32767, var_1_39=-64, var_1_41=0, var_1_5=-256] [L66] COND FALSE !(\read(var_1_10)) VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=16, var_1_17=16, var_1_18=5, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=32767, var_1_39=-64, var_1_41=0, var_1_5=-256] [L71] COND FALSE !(var_1_10 || var_1_10) [L74] var_1_30 = var_1_18 VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=16, var_1_17=16, var_1_18=5, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=32767, var_1_39=-64, var_1_41=0, var_1_5=-256] [L76] COND FALSE !(var_1_13 > var_1_13) VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=16, var_1_17=16, var_1_18=5, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=32767, var_1_39=-64, var_1_41=0, var_1_5=-256] [L87] var_1_34 = var_1_14 VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_14=2, var_1_15=16, var_1_17=16, var_1_18=5, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=2, var_1_35=100, var_1_37=32767, var_1_39=-64, var_1_41=0, var_1_5=-256] [L88] EXPR (var_1_15 % var_1_15) ^ var_1_18 VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_14=2, var_1_15=16, var_1_17=16, var_1_18=5, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=2, var_1_35=100, var_1_37=32767, var_1_39=-64, var_1_41=0, var_1_5=-256] [L88] COND TRUE ((var_1_15 % var_1_15) ^ var_1_18) != var_1_1 [L89] var_1_35 = (((((var_1_37) < 0 ) ? -(var_1_37) : (var_1_37))) - var_1_18) VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_14=2, var_1_15=16, var_1_17=16, var_1_18=5, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=2, var_1_35=32762, var_1_37=32767, var_1_39=-64, var_1_41=0, var_1_5=-256] [L91] COND FALSE !(((var_1_8 / var_1_40) * var_1_14) > var_1_14) [L100] var_1_39 = var_1_41 VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_14=2, var_1_15=16, var_1_17=16, var_1_18=5, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=2, var_1_35=32762, var_1_37=32767, var_1_39=0, var_1_41=0, var_1_5=-256] [L102] signed long int stepLocal_2 = last_1_var_1_5; [L103] unsigned char stepLocal_1 = last_1_var_1_10; [L104] signed long int stepLocal_0 = 256; VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, stepLocal_0=256, stepLocal_1=0, stepLocal_2=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_14=2, var_1_15=16, var_1_17=16, var_1_18=5, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=2, var_1_35=32762, var_1_37=32767, var_1_39=0, var_1_41=0, var_1_5=-256] [L105] COND FALSE !(stepLocal_1 && (last_1_var_1_5 >= last_1_var_1_1)) VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, stepLocal_0=256, stepLocal_2=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_14=2, var_1_15=16, var_1_17=16, var_1_18=5, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=2, var_1_35=32762, var_1_37=32767, var_1_39=0, var_1_41=0, var_1_5=-256] [L110] COND TRUE last_1_var_1_1 >= stepLocal_2 [L111] var_1_1 = last_1_var_1_5 VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, stepLocal_0=256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_14=2, var_1_15=16, var_1_17=16, var_1_18=5, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=2, var_1_35=32762, var_1_37=32767, var_1_39=0, var_1_41=0, var_1_5=-256] [L116] var_1_10 = (last_1_var_1_10 && var_1_11) VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, stepLocal_0=256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_14=2, var_1_15=16, var_1_17=16, var_1_18=5, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=2, var_1_35=32762, var_1_37=32767, var_1_39=0, var_1_41=0, var_1_5=-256] [L117] COND FALSE !(var_1_8 != ((((var_1_14) < 0 ) ? -(var_1_14) : (var_1_14)))) VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, stepLocal_0=256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_14=2, var_1_15=16, var_1_17=16, var_1_18=5, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=2, var_1_35=32762, var_1_37=32767, var_1_39=0, var_1_41=0, var_1_5=-256] [L122] var_1_22 = last_1_var_1_22 [L123] var_1_23 = var_1_14 [L124] unsigned char stepLocal_5 = var_1_10; [L125] unsigned char stepLocal_4 = var_1_18; VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, stepLocal_0=256, stepLocal_4=5, stepLocal_5=0, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_14=2, var_1_15=16, var_1_17=16, var_1_18=5, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=2, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=2, var_1_35=32762, var_1_37=32767, var_1_39=0, var_1_41=0, var_1_5=-256] [L126] COND FALSE !(var_1_22 < stepLocal_4) VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, stepLocal_0=256, stepLocal_5=0, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_14=2, var_1_15=16, var_1_17=16, var_1_18=5, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=2, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=2, var_1_35=32762, var_1_37=32767, var_1_39=0, var_1_41=0, var_1_5=-256] [L129] COND FALSE !((var_1_10 || var_1_10) || stepLocal_5) [L132] var_1_19 = var_1_22 VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, stepLocal_0=256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_14=2, var_1_15=16, var_1_17=16, var_1_18=5, var_1_19=50, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=2, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=2, var_1_35=32762, var_1_37=32767, var_1_39=0, var_1_41=0, var_1_5=-256] [L135] var_1_21 = var_1_22 VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, stepLocal_0=256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_14=2, var_1_15=16, var_1_17=16, var_1_18=5, var_1_19=50, var_1_1=-256, var_1_21=50, var_1_22=50, var_1_23=2, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=2, var_1_35=32762, var_1_37=32767, var_1_39=0, var_1_41=0, var_1_5=-256] [L136] COND TRUE ! (var_1_23 <= var_1_7) [L137] var_1_12 = ((((var_1_13) < (var_1_14)) ? (var_1_13) : (var_1_14))) VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, stepLocal_0=256, var_1_10=0, var_1_11=0, var_1_12=3, var_1_13=3, var_1_14=2, var_1_15=16, var_1_17=16, var_1_18=5, var_1_19=50, var_1_1=-256, var_1_21=50, var_1_22=50, var_1_23=2, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=2, var_1_35=32762, var_1_37=32767, var_1_39=0, var_1_41=0, var_1_5=-256] [L145] unsigned char stepLocal_3 = var_1_10; VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, stepLocal_0=256, stepLocal_3=0, var_1_10=0, var_1_11=0, var_1_12=3, var_1_13=3, var_1_14=2, var_1_15=16, var_1_17=16, var_1_18=5, var_1_19=50, var_1_1=-256, var_1_21=50, var_1_22=50, var_1_23=2, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=2, var_1_35=32762, var_1_37=32767, var_1_39=0, var_1_41=0, var_1_5=-256] [L146] COND FALSE !(var_1_10 && stepLocal_3) VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, stepLocal_0=256, var_1_10=0, var_1_11=0, var_1_12=3, var_1_13=3, var_1_14=2, var_1_15=16, var_1_17=16, var_1_18=5, var_1_19=50, var_1_1=-256, var_1_21=50, var_1_22=50, var_1_23=2, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=2, var_1_35=32762, var_1_37=32767, var_1_39=0, var_1_41=0, var_1_5=-256] [L149] COND TRUE (var_1_7 - var_1_8) > var_1_12 [L150] var_1_5 = var_1_19 VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, stepLocal_0=256, var_1_10=0, var_1_11=0, var_1_12=3, var_1_13=3, var_1_14=2, var_1_15=16, var_1_17=16, var_1_18=5, var_1_19=50, var_1_1=-256, var_1_21=50, var_1_22=50, var_1_23=2, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=2, var_1_35=32762, var_1_37=32767, var_1_39=0, var_1_41=0, var_1_5=50] [L204] RET step() [L205] CALL, EXPR property() [L195-L196] return (((((((((last_1_var_1_10 && (last_1_var_1_5 >= last_1_var_1_1)) ? ((256 != last_1_var_1_5) ? (var_1_1 == ((signed long int) (last_1_var_1_1 + last_1_var_1_5))) : 1) : ((last_1_var_1_1 >= last_1_var_1_5) ? (var_1_1 == ((signed long int) last_1_var_1_5)) : (var_1_1 == ((signed long int) last_1_var_1_1)))) && ((var_1_10 && var_1_10) ? (var_1_5 == ((signed short int) ((((var_1_19) < (-100)) ? (var_1_19) : (-100))))) : (((var_1_7 - var_1_8) > var_1_12) ? (var_1_5 == ((signed short int) var_1_19)) : (var_1_5 == ((signed short int) var_1_19))))) && (var_1_10 == ((unsigned char) (last_1_var_1_10 && var_1_11)))) && ((! (var_1_23 <= var_1_7)) ? (var_1_12 == ((float) ((((var_1_13) < (var_1_14)) ? (var_1_13) : (var_1_14))))) : (((((((var_1_1) > (var_1_17)) ? (var_1_1) : (var_1_17))) / var_1_15) < var_1_19) ? (var_1_12 == ((float) var_1_13)) : (var_1_12 == ((float) (var_1_16 + 49.6f)))))) && ((var_1_8 != ((((var_1_14) < 0 ) ? -(var_1_14) : (var_1_14)))) ? (var_1_10 ? (var_1_17 == ((unsigned char) var_1_18)) : 1) : 1)) && ((var_1_22 < var_1_18) ? (var_1_19 == ((unsigned short int) last_1_var_1_19)) : (((var_1_10 || var_1_10) || var_1_10) ? (var_1_19 == ((unsigned short int) last_1_var_1_19)) : (var_1_19 == ((unsigned short int) var_1_22))))) && (var_1_21 == ((signed long int) var_1_22))) && (var_1_22 == ((signed short int) last_1_var_1_22))) && (var_1_23 == ((double) var_1_14)) ; VAL [\result=0, isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3, var_1_13=3, var_1_14=2, var_1_15=16, var_1_17=16, var_1_18=5, var_1_19=50, var_1_1=-256, var_1_21=50, var_1_22=50, var_1_23=2, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=2, var_1_35=32762, var_1_37=32767, var_1_39=0, var_1_41=0, var_1_5=50] [L205] RET, EXPR property() [L205] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3, var_1_13=3, var_1_14=2, var_1_15=16, var_1_17=16, var_1_18=5, var_1_19=50, var_1_1=-256, var_1_21=50, var_1_22=50, var_1_23=2, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=2, var_1_35=32762, var_1_37=32767, var_1_39=0, var_1_41=0, var_1_5=50] [L19] reach_error() VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3, var_1_13=3, var_1_14=2, var_1_15=16, var_1_17=16, var_1_18=5, var_1_19=50, var_1_1=-256, var_1_21=50, var_1_22=50, var_1_23=2, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=2, var_1_35=32762, var_1_37=32767, var_1_39=0, var_1_41=0, var_1_5=50] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 86 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 7.2s, OverallIterations: 9, TraceHistogramMax: 18, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 632 SdHoareTripleChecker+Valid, 1.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 632 mSDsluCounter, 2054 SdHoareTripleChecker+Invalid, 0.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1054 mSDsCounter, 135 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 415 IncrementalHoareTripleChecker+Invalid, 550 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 135 mSolverCounterUnsat, 1000 mSDtfsCounter, 415 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 171 GetRequests, 151 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=200occurred in iteration=4, InterpolantAutomatonStates: 30, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 8 MinimizatonAttempts, 85 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 3.4s InterpolantComputationTime, 1446 NumberOfCodeBlocks, 1446 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 1171 ConstructedInterpolants, 0 QuantifiedInterpolants, 2554 SizeOfPredicates, 0 NumberOfNonLiveVariables, 347 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 9 InterpolantComputations, 8 PerfectInterpolantSequences, 5474/5508 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-24 01:54:55,635 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b1d9005-b896-4d00-ac5c-1d19ce636d78/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b1d9005-b896-4d00-ac5c-1d19ce636d78/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b1d9005-b896-4d00-ac5c-1d19ce636d78/bin/uautomizer-verify-LYvppIcaGC/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b1d9005-b896-4d00-ac5c-1d19ce636d78/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b1d9005-b896-4d00-ac5c-1d19ce636d78/bin/uautomizer-verify-LYvppIcaGC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-25.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b1d9005-b896-4d00-ac5c-1d19ce636d78/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b1d9005-b896-4d00-ac5c-1d19ce636d78/bin/uautomizer-verify-LYvppIcaGC --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8633596662ab62787a48c295f40fc88c07e0c2a44027397c2cc6b2f923927ff7 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-6497de0 [2024-11-24 01:54:58,230 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-24 01:54:58,362 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b1d9005-b896-4d00-ac5c-1d19ce636d78/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-24 01:54:58,372 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-24 01:54:58,372 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-24 01:54:58,411 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-24 01:54:58,412 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-24 01:54:58,412 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-24 01:54:58,412 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-24 01:54:58,413 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-24 01:54:58,413 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-24 01:54:58,413 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-24 01:54:58,414 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-24 01:54:58,415 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-24 01:54:58,416 INFO L153 SettingsManager]: * Use SBE=true [2024-11-24 01:54:58,416 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-24 01:54:58,416 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-24 01:54:58,416 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-24 01:54:58,417 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-24 01:54:58,417 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-24 01:54:58,417 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-24 01:54:58,417 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-24 01:54:58,417 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-24 01:54:58,417 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-24 01:54:58,417 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-24 01:54:58,417 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-24 01:54:58,417 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-24 01:54:58,417 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-24 01:54:58,417 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-24 01:54:58,418 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-24 01:54:58,418 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-24 01:54:58,418 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-24 01:54:58,418 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-24 01:54:58,419 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-24 01:54:58,419 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 01:54:58,419 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-24 01:54:58,419 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-24 01:54:58,419 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-24 01:54:58,419 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-24 01:54:58,419 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 01:54:58,419 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-24 01:54:58,420 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-24 01:54:58,420 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-24 01:54:58,420 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-24 01:54:58,420 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-24 01:54:58,420 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-24 01:54:58,420 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-24 01:54:58,420 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-24 01:54:58,420 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-24 01:54:58,420 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-24 01:54:58,420 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_9b1d9005-b896-4d00-ac5c-1d19ce636d78/bin/uautomizer-verify-LYvppIcaGC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8633596662ab62787a48c295f40fc88c07e0c2a44027397c2cc6b2f923927ff7 [2024-11-24 01:54:58,740 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-24 01:54:58,751 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-24 01:54:58,753 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-24 01:54:58,754 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-24 01:54:58,755 INFO L274 PluginConnector]: CDTParser initialized [2024-11-24 01:54:58,757 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b1d9005-b896-4d00-ac5c-1d19ce636d78/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-25.i [2024-11-24 01:55:01,657 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b1d9005-b896-4d00-ac5c-1d19ce636d78/bin/uautomizer-verify-LYvppIcaGC/data/dcafbb0ff/a4f2dedd819b4339855c89edbb3b64df/FLAG15c447a82 [2024-11-24 01:55:01,919 INFO L384 CDTParser]: Found 1 translation units. [2024-11-24 01:55:01,919 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b1d9005-b896-4d00-ac5c-1d19ce636d78/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-25.i [2024-11-24 01:55:01,935 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b1d9005-b896-4d00-ac5c-1d19ce636d78/bin/uautomizer-verify-LYvppIcaGC/data/dcafbb0ff/a4f2dedd819b4339855c89edbb3b64df/FLAG15c447a82 [2024-11-24 01:55:01,958 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b1d9005-b896-4d00-ac5c-1d19ce636d78/bin/uautomizer-verify-LYvppIcaGC/data/dcafbb0ff/a4f2dedd819b4339855c89edbb3b64df [2024-11-24 01:55:01,961 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-24 01:55:01,962 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-24 01:55:01,964 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-24 01:55:01,964 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-24 01:55:01,969 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-24 01:55:01,969 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 01:55:01" (1/1) ... [2024-11-24 01:55:01,973 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@201e449 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:55:01, skipping insertion in model container [2024-11-24 01:55:01,973 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 01:55:01" (1/1) ... [2024-11-24 01:55:01,998 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-24 01:55:02,173 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_9b1d9005-b896-4d00-ac5c-1d19ce636d78/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-25.i[919,932] [2024-11-24 01:55:02,284 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 01:55:02,306 INFO L200 MainTranslator]: Completed pre-run [2024-11-24 01:55:02,319 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_9b1d9005-b896-4d00-ac5c-1d19ce636d78/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-25.i[919,932] [2024-11-24 01:55:02,356 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 01:55:02,375 INFO L204 MainTranslator]: Completed translation [2024-11-24 01:55:02,375 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:55:02 WrapperNode [2024-11-24 01:55:02,375 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-24 01:55:02,376 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-24 01:55:02,376 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-24 01:55:02,376 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-24 01:55:02,382 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:55:02" (1/1) ... [2024-11-24 01:55:02,393 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:55:02" (1/1) ... [2024-11-24 01:55:02,425 INFO L138 Inliner]: procedures = 27, calls = 31, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 181 [2024-11-24 01:55:02,425 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-24 01:55:02,426 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-24 01:55:02,426 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-24 01:55:02,426 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-24 01:55:02,436 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:55:02" (1/1) ... [2024-11-24 01:55:02,437 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:55:02" (1/1) ... [2024-11-24 01:55:02,448 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:55:02" (1/1) ... [2024-11-24 01:55:02,473 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-24 01:55:02,473 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:55:02" (1/1) ... [2024-11-24 01:55:02,473 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:55:02" (1/1) ... [2024-11-24 01:55:02,496 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:55:02" (1/1) ... [2024-11-24 01:55:02,498 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:55:02" (1/1) ... [2024-11-24 01:55:02,504 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:55:02" (1/1) ... [2024-11-24 01:55:02,507 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:55:02" (1/1) ... [2024-11-24 01:55:02,512 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:55:02" (1/1) ... [2024-11-24 01:55:02,521 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-24 01:55:02,522 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-24 01:55:02,522 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-24 01:55:02,522 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-24 01:55:02,527 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:55:02" (1/1) ... [2024-11-24 01:55:02,534 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 01:55:02,549 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b1d9005-b896-4d00-ac5c-1d19ce636d78/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 01:55:02,563 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b1d9005-b896-4d00-ac5c-1d19ce636d78/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-24 01:55:02,568 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b1d9005-b896-4d00-ac5c-1d19ce636d78/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-24 01:55:02,593 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-24 01:55:02,593 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-24 01:55:02,594 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-24 01:55:02,594 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-24 01:55:02,594 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-24 01:55:02,594 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-24 01:55:02,709 INFO L234 CfgBuilder]: Building ICFG [2024-11-24 01:55:02,712 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-24 01:55:13,789 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-24 01:55:13,789 INFO L283 CfgBuilder]: Performing block encoding [2024-11-24 01:55:13,802 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-24 01:55:13,802 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-24 01:55:13,803 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 01:55:13 BoogieIcfgContainer [2024-11-24 01:55:13,803 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-24 01:55:13,806 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-24 01:55:13,806 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-24 01:55:13,811 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-24 01:55:13,812 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 01:55:01" (1/3) ... [2024-11-24 01:55:13,812 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@79cf0f23 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 01:55:13, skipping insertion in model container [2024-11-24 01:55:13,812 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:55:02" (2/3) ... [2024-11-24 01:55:13,813 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@79cf0f23 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 01:55:13, skipping insertion in model container [2024-11-24 01:55:13,813 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 01:55:13" (3/3) ... [2024-11-24 01:55:13,814 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-25.i [2024-11-24 01:55:13,830 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-24 01:55:13,832 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-25.i that has 2 procedures, 78 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-24 01:55:13,894 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-24 01:55:13,908 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;@acb11fb, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-24 01:55:13,908 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-24 01:55:13,913 INFO L276 IsEmpty]: Start isEmpty. Operand has 78 states, 57 states have (on average 1.5087719298245614) internal successors, (86), 58 states have internal predecessors, (86), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-11-24 01:55:13,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2024-11-24 01:55:13,925 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:55:13,926 INFO L218 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:55:13,927 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:55:13,932 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:55:13,932 INFO L85 PathProgramCache]: Analyzing trace with hash -1753308028, now seen corresponding path program 1 times [2024-11-24 01:55:13,945 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 01:55:13,946 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [73269383] [2024-11-24 01:55:13,946 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:55:13,947 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 01:55:13,947 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b1d9005-b896-4d00-ac5c-1d19ce636d78/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 01:55:13,954 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b1d9005-b896-4d00-ac5c-1d19ce636d78/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-24 01:55:13,956 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b1d9005-b896-4d00-ac5c-1d19ce636d78/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-11-24 01:55:15,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:55:15,454 INFO L256 TraceCheckSpWp]: Trace formula consists of 231 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-24 01:55:15,462 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 01:55:15,521 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 242 proven. 0 refuted. 0 times theorem prover too weak. 370 trivial. 0 not checked. [2024-11-24 01:55:15,521 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 01:55:15,522 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 01:55:15,522 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [73269383] [2024-11-24 01:55:15,522 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [73269383] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:55:15,523 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:55:15,524 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-24 01:55:15,527 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [370113237] [2024-11-24 01:55:15,527 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:55:15,533 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-24 01:55:15,533 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 01:55:15,559 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-24 01:55:15,560 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-24 01:55:15,562 INFO L87 Difference]: Start difference. First operand has 78 states, 57 states have (on average 1.5087719298245614) internal successors, (86), 58 states have internal predecessors, (86), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) 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, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-24 01:55:15,596 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:55:15,596 INFO L93 Difference]: Finished difference Result 147 states and 252 transitions. [2024-11-24 01:55:15,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-24 01:55:15,599 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, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 129 [2024-11-24 01:55:15,599 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:55:15,606 INFO L225 Difference]: With dead ends: 147 [2024-11-24 01:55:15,606 INFO L226 Difference]: Without dead ends: 72 [2024-11-24 01:55:15,610 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 128 GetRequests, 128 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-24 01:55:15,613 INFO L435 NwaCegarLoop]: 109 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, 109 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-24 01:55:15,614 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 109 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-24 01:55:15,631 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72 states. [2024-11-24 01:55:15,655 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72 to 72. [2024-11-24 01:55:15,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 72 states, 52 states have (on average 1.4038461538461537) internal successors, (73), 52 states have internal predecessors, (73), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-11-24 01:55:15,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 72 states and 109 transitions. [2024-11-24 01:55:15,667 INFO L78 Accepts]: Start accepts. Automaton has 72 states and 109 transitions. Word has length 129 [2024-11-24 01:55:15,668 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:55:15,668 INFO L471 AbstractCegarLoop]: Abstraction has 72 states and 109 transitions. [2024-11-24 01:55:15,668 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, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-24 01:55:15,668 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 109 transitions. [2024-11-24 01:55:15,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2024-11-24 01:55:15,672 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:55:15,673 INFO L218 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:55:15,696 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b1d9005-b896-4d00-ac5c-1d19ce636d78/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-11-24 01:55:15,873 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b1d9005-b896-4d00-ac5c-1d19ce636d78/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 01:55:15,874 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:55:15,874 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:55:15,875 INFO L85 PathProgramCache]: Analyzing trace with hash -2019193976, now seen corresponding path program 1 times [2024-11-24 01:55:15,876 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 01:55:15,876 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [99435732] [2024-11-24 01:55:15,876 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:55:15,876 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 01:55:15,876 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b1d9005-b896-4d00-ac5c-1d19ce636d78/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 01:55:15,879 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b1d9005-b896-4d00-ac5c-1d19ce636d78/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-24 01:55:15,882 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b1d9005-b896-4d00-ac5c-1d19ce636d78/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-11-24 01:55:17,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:55:17,300 INFO L256 TraceCheckSpWp]: Trace formula consists of 231 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-24 01:55:17,306 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 01:55:19,648 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2024-11-24 01:55:19,649 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 01:55:19,649 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 01:55:19,649 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [99435732] [2024-11-24 01:55:19,649 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [99435732] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:55:19,649 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:55:19,649 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-24 01:55:19,649 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [462447710] [2024-11-24 01:55:19,650 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:55:19,651 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-24 01:55:19,651 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 01:55:19,652 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-24 01:55:19,652 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 01:55:19,652 INFO L87 Difference]: Start difference. First operand 72 states and 109 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, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-11-24 01:55:20,708 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:55:20,708 INFO L93 Difference]: Finished difference Result 208 states and 317 transitions. [2024-11-24 01:55:20,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 01:55:20,709 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, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) Word has length 129 [2024-11-24 01:55:20,709 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:55:20,714 INFO L225 Difference]: With dead ends: 208 [2024-11-24 01:55:20,715 INFO L226 Difference]: Without dead ends: 139 [2024-11-24 01:55:20,715 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 128 GetRequests, 127 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 01:55:20,716 INFO L435 NwaCegarLoop]: 118 mSDtfsCounter, 42 mSDsluCounter, 88 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 42 SdHoareTripleChecker+Valid, 206 SdHoareTripleChecker+Invalid, 32 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-11-24 01:55:20,717 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [42 Valid, 206 Invalid, 32 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-11-24 01:55:20,718 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 139 states. [2024-11-24 01:55:20,738 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 139 to 126. [2024-11-24 01:55:20,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 126 states, 87 states have (on average 1.3333333333333333) internal successors, (116), 87 states have internal predecessors, (116), 36 states have call successors, (36), 2 states have call predecessors, (36), 2 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2024-11-24 01:55:20,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 126 states and 188 transitions. [2024-11-24 01:55:20,742 INFO L78 Accepts]: Start accepts. Automaton has 126 states and 188 transitions. Word has length 129 [2024-11-24 01:55:20,742 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:55:20,742 INFO L471 AbstractCegarLoop]: Abstraction has 126 states and 188 transitions. [2024-11-24 01:55:20,743 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, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-11-24 01:55:20,743 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 188 transitions. [2024-11-24 01:55:20,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2024-11-24 01:55:20,745 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:55:20,745 INFO L218 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:55:20,767 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b1d9005-b896-4d00-ac5c-1d19ce636d78/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2024-11-24 01:55:20,946 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b1d9005-b896-4d00-ac5c-1d19ce636d78/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 01:55:20,946 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:55:20,947 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:55:20,947 INFO L85 PathProgramCache]: Analyzing trace with hash -347313464, now seen corresponding path program 1 times [2024-11-24 01:55:20,947 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 01:55:20,947 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [574907672] [2024-11-24 01:55:20,947 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:55:20,948 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 01:55:20,948 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b1d9005-b896-4d00-ac5c-1d19ce636d78/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 01:55:20,951 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b1d9005-b896-4d00-ac5c-1d19ce636d78/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-24 01:55:20,953 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b1d9005-b896-4d00-ac5c-1d19ce636d78/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2024-11-24 01:55:22,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:55:22,296 INFO L256 TraceCheckSpWp]: Trace formula consists of 230 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-24 01:55:22,301 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 01:55:24,659 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2024-11-24 01:55:24,660 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 01:55:24,660 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 01:55:24,660 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [574907672] [2024-11-24 01:55:24,660 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [574907672] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:55:24,665 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:55:24,665 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-24 01:55:24,665 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1897464794] [2024-11-24 01:55:24,665 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:55:24,666 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 01:55:24,666 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 01:55:24,666 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 01:55:24,666 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 01:55:24,667 INFO L87 Difference]: Start difference. First operand 126 states and 188 transitions. Second operand has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-11-24 01:55:25,547 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:55:25,548 INFO L93 Difference]: Finished difference Result 244 states and 364 transitions. [2024-11-24 01:55:25,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-24 01:55:25,549 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) Word has length 129 [2024-11-24 01:55:25,549 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:55:25,551 INFO L225 Difference]: With dead ends: 244 [2024-11-24 01:55:25,551 INFO L226 Difference]: Without dead ends: 121 [2024-11-24 01:55:25,552 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 130 GetRequests, 125 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-24 01:55:25,553 INFO L435 NwaCegarLoop]: 90 mSDtfsCounter, 99 mSDsluCounter, 89 mSDsCounter, 0 mSdLazyCounter, 28 mSolverCounterSat, 39 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 99 SdHoareTripleChecker+Valid, 179 SdHoareTripleChecker+Invalid, 67 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 39 IncrementalHoareTripleChecker+Valid, 28 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-24 01:55:25,553 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [99 Valid, 179 Invalid, 67 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [39 Valid, 28 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-24 01:55:25,557 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 121 states. [2024-11-24 01:55:25,571 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 121 to 72. [2024-11-24 01:55:25,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 72 states, 52 states have (on average 1.3076923076923077) internal successors, (68), 52 states have internal predecessors, (68), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-11-24 01:55:25,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 72 states and 104 transitions. [2024-11-24 01:55:25,577 INFO L78 Accepts]: Start accepts. Automaton has 72 states and 104 transitions. Word has length 129 [2024-11-24 01:55:25,578 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:55:25,578 INFO L471 AbstractCegarLoop]: Abstraction has 72 states and 104 transitions. [2024-11-24 01:55:25,578 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-11-24 01:55:25,579 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 104 transitions. [2024-11-24 01:55:25,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2024-11-24 01:55:25,585 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:55:25,585 INFO L218 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:55:25,609 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b1d9005-b896-4d00-ac5c-1d19ce636d78/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0 [2024-11-24 01:55:25,785 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b1d9005-b896-4d00-ac5c-1d19ce636d78/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 01:55:25,786 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:55:25,786 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:55:25,786 INFO L85 PathProgramCache]: Analyzing trace with hash -2123280904, now seen corresponding path program 1 times [2024-11-24 01:55:25,787 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 01:55:25,787 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1669730669] [2024-11-24 01:55:25,787 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:55:25,787 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 01:55:25,787 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b1d9005-b896-4d00-ac5c-1d19ce636d78/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 01:55:25,791 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b1d9005-b896-4d00-ac5c-1d19ce636d78/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-24 01:55:25,792 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b1d9005-b896-4d00-ac5c-1d19ce636d78/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2024-11-24 01:55:27,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:55:27,073 INFO L256 TraceCheckSpWp]: Trace formula consists of 230 conjuncts, 31 conjuncts are in the unsatisfiable core [2024-11-24 01:55:27,082 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 01:57:15,394 WARN L286 SmtUtils]: Spent 22.02s on a formula simplification that was a NOOP. DAG size: 73 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)