./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-59.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1ce683-d7d1-4b33-b473-4ee015810d11/bin/uautomizer-verify-qhAvR1uOyd/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1ce683-d7d1-4b33-b473-4ee015810d11/bin/uautomizer-verify-qhAvR1uOyd/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1ce683-d7d1-4b33-b473-4ee015810d11/bin/uautomizer-verify-qhAvR1uOyd/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1ce683-d7d1-4b33-b473-4ee015810d11/bin/uautomizer-verify-qhAvR1uOyd/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-59.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1ce683-d7d1-4b33-b473-4ee015810d11/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1ce683-d7d1-4b33-b473-4ee015810d11/bin/uautomizer-verify-qhAvR1uOyd --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 e71601c55174be0ad57296dccc2279fd85b1f2c03bb5913dfcee88384188d311 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 12:45:49,959 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 12:45:50,023 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1ce683-d7d1-4b33-b473-4ee015810d11/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-13 12:45:50,029 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 12:45:50,029 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-13 12:45:50,064 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 12:45:50,065 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-13 12:45:50,065 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-13 12:45:50,069 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-13 12:45:50,069 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-13 12:45:50,069 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 12:45:50,069 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-13 12:45:50,070 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 12:45:50,070 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 12:45:50,070 INFO L153 SettingsManager]: * Use SBE=true [2024-11-13 12:45:50,070 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 12:45:50,070 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 12:45:50,070 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 12:45:50,071 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 12:45:50,071 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 12:45:50,071 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 12:45:50,071 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 12:45:50,071 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 12:45:50,071 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 12:45:50,071 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 12:45:50,072 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 12:45:50,072 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 12:45:50,072 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 12:45:50,074 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 12:45:50,074 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-13 12:45:50,074 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-13 12:45:50,074 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-13 12:45:50,074 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-13 12:45:50,075 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 12:45:50,075 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 12:45:50,076 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 12:45:50,076 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-13 12:45:50,076 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 12:45:50,076 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-13 12:45:50,076 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-13 12:45:50,076 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-13 12:45:50,076 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-13 12:45:50,076 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_9d1ce683-d7d1-4b33-b473-4ee015810d11/bin/uautomizer-verify-qhAvR1uOyd 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 -> e71601c55174be0ad57296dccc2279fd85b1f2c03bb5913dfcee88384188d311 [2024-11-13 12:45:50,402 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 12:45:50,417 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 12:45:50,420 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 12:45:50,422 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 12:45:50,423 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 12:45:50,425 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1ce683-d7d1-4b33-b473-4ee015810d11/bin/uautomizer-verify-qhAvR1uOyd/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-59.i Unable to find full path for "g++" [2024-11-13 12:45:52,438 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 12:45:52,711 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 12:45:52,714 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1ce683-d7d1-4b33-b473-4ee015810d11/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-59.i [2024-11-13 12:45:52,725 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1ce683-d7d1-4b33-b473-4ee015810d11/bin/uautomizer-verify-qhAvR1uOyd/data/9ebbdaea0/2a5348c37cb54b42bdf65d7affe52bce/FLAGb5d064a52 [2024-11-13 12:45:52,742 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1ce683-d7d1-4b33-b473-4ee015810d11/bin/uautomizer-verify-qhAvR1uOyd/data/9ebbdaea0/2a5348c37cb54b42bdf65d7affe52bce [2024-11-13 12:45:52,745 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 12:45:52,747 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 12:45:52,748 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 12:45:52,748 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 12:45:52,754 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 12:45:52,755 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 12:45:52" (1/1) ... [2024-11-13 12:45:52,756 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@796e5b47 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:45:52, skipping insertion in model container [2024-11-13 12:45:52,756 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 12:45:52" (1/1) ... [2024-11-13 12:45:52,779 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 12:45:52,951 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_9d1ce683-d7d1-4b33-b473-4ee015810d11/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-59.i[915,928] [2024-11-13 12:45:53,048 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 12:45:53,060 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 12:45:53,069 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_9d1ce683-d7d1-4b33-b473-4ee015810d11/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-59.i[915,928] [2024-11-13 12:45:53,120 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 12:45:53,138 INFO L204 MainTranslator]: Completed translation [2024-11-13 12:45:53,139 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:45:53 WrapperNode [2024-11-13 12:45:53,139 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 12:45:53,140 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 12:45:53,140 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 12:45:53,140 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 12:45:53,152 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:45:53" (1/1) ... [2024-11-13 12:45:53,169 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:45:53" (1/1) ... [2024-11-13 12:45:53,239 INFO L138 Inliner]: procedures = 26, calls = 34, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 168 [2024-11-13 12:45:53,240 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 12:45:53,240 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 12:45:53,240 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 12:45:53,241 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 12:45:53,252 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:45:53" (1/1) ... [2024-11-13 12:45:53,253 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:45:53" (1/1) ... [2024-11-13 12:45:53,257 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:45:53" (1/1) ... [2024-11-13 12:45:53,293 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]. [2024-11-13 12:45:53,293 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:45:53" (1/1) ... [2024-11-13 12:45:53,294 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:45:53" (1/1) ... [2024-11-13 12:45:53,318 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:45:53" (1/1) ... [2024-11-13 12:45:53,326 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:45:53" (1/1) ... [2024-11-13 12:45:53,332 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:45:53" (1/1) ... [2024-11-13 12:45:53,334 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:45:53" (1/1) ... [2024-11-13 12:45:53,342 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 12:45:53,346 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 12:45:53,346 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 12:45:53,346 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 12:45:53,347 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:45:53" (1/1) ... [2024-11-13 12:45:53,361 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-13 12:45:53,380 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1ce683-d7d1-4b33-b473-4ee015810d11/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 12:45:53,395 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1ce683-d7d1-4b33-b473-4ee015810d11/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-13 12:45:53,404 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1ce683-d7d1-4b33-b473-4ee015810d11/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-13 12:45:53,437 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 12:45:53,438 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 12:45:53,439 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 12:45:53,439 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-13 12:45:53,439 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 12:45:53,440 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 12:45:53,586 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 12:45:53,589 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 12:45:54,146 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-13 12:45:54,146 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 12:45:54,160 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 12:45:54,160 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 12:45:54,160 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 12:45:54 BoogieIcfgContainer [2024-11-13 12:45:54,161 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 12:45:54,164 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-13 12:45:54,164 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-13 12:45:54,170 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-13 12:45:54,170 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 12:45:52" (1/3) ... [2024-11-13 12:45:54,171 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@237c1335 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 12:45:54, skipping insertion in model container [2024-11-13 12:45:54,171 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:45:53" (2/3) ... [2024-11-13 12:45:54,172 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@237c1335 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 12:45:54, skipping insertion in model container [2024-11-13 12:45:54,172 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 12:45:54" (3/3) ... [2024-11-13 12:45:54,174 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-10_file-59.i [2024-11-13 12:45:54,193 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-13 12:45:54,197 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodesize_ps-cn-10_file-59.i that has 2 procedures, 70 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-13 12:45:54,284 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-13 12:45:54,326 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;@6f187fad, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-13 12:45:54,326 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-13 12:45:54,331 INFO L276 IsEmpty]: Start isEmpty. Operand has 70 states, 46 states have (on average 1.3695652173913044) internal successors, (63), 47 states have internal predecessors, (63), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2024-11-13 12:45:54,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2024-11-13 12:45:54,346 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 12:45:54,346 INFO L215 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 12:45:54,347 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 12:45:54,352 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:45:54,352 INFO L85 PathProgramCache]: Analyzing trace with hash -824317568, now seen corresponding path program 1 times [2024-11-13 12:45:54,361 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 12:45:54,362 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1159984966] [2024-11-13 12:45:54,362 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:45:54,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 12:45:54,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:45:54,702 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-13 12:45:54,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:45:54,718 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-13 12:45:54,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:45:54,728 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-11-13 12:45:54,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:45:54,742 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-13 12:45:54,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:45:54,758 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-11-13 12:45:54,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:45:54,771 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-13 12:45:54,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:45:54,780 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-13 12:45:54,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:45:54,793 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-13 12:45:54,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:45:54,799 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-13 12:45:54,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:45:54,805 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-13 12:45:54,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:45:54,812 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-13 12:45:54,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:45:54,817 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-13 12:45:54,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:45:54,823 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-13 12:45:54,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:45:54,829 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-13 12:45:54,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:45:54,835 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-13 12:45:54,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:45:54,841 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-13 12:45:54,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:45:54,846 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-13 12:45:54,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:45:54,856 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-13 12:45:54,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:45:54,870 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-13 12:45:54,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:45:54,879 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-13 12:45:54,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:45:54,891 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-13 12:45:54,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:45:54,913 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2024-11-13 12:45:54,915 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 12:45:54,915 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1159984966] [2024-11-13 12:45:54,916 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1159984966] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 12:45:54,916 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 12:45:54,917 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 12:45:54,918 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1174844529] [2024-11-13 12:45:54,919 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 12:45:54,923 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-13 12:45:54,924 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 12:45:54,950 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-13 12:45:54,951 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-13 12:45:54,953 INFO L87 Difference]: Start difference. First operand has 70 states, 46 states have (on average 1.3695652173913044) internal successors, (63), 47 states have internal predecessors, (63), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) Second operand has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-13 12:45:54,982 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 12:45:54,982 INFO L93 Difference]: Finished difference Result 133 states and 225 transitions. [2024-11-13 12:45:54,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:45:54,984 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 2 states have call successors, (21) Word has length 139 [2024-11-13 12:45:54,985 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 12:45:54,993 INFO L225 Difference]: With dead ends: 133 [2024-11-13 12:45:54,993 INFO L226 Difference]: Without dead ends: 66 [2024-11-13 12:45:54,997 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-13 12:45:55,001 INFO L432 NwaCegarLoop]: 98 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, 98 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 [2024-11-13 12:45:55,002 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 98 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-13 12:45:55,018 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66 states. [2024-11-13 12:45:55,044 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66 to 66. [2024-11-13 12:45:55,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 66 states, 43 states have (on average 1.302325581395349) internal successors, (56), 43 states have internal predecessors, (56), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2024-11-13 12:45:55,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 66 states and 98 transitions. [2024-11-13 12:45:55,053 INFO L78 Accepts]: Start accepts. Automaton has 66 states and 98 transitions. Word has length 139 [2024-11-13 12:45:55,054 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 12:45:55,054 INFO L471 AbstractCegarLoop]: Abstraction has 66 states and 98 transitions. [2024-11-13 12:45:55,054 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-13 12:45:55,054 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 98 transitions. [2024-11-13 12:45:55,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2024-11-13 12:45:55,058 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 12:45:55,059 INFO L215 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 12:45:55,059 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-13 12:45:55,059 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 12:45:55,060 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:45:55,060 INFO L85 PathProgramCache]: Analyzing trace with hash -596617230, now seen corresponding path program 1 times [2024-11-13 12:45:55,060 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 12:45:55,060 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [546361956] [2024-11-13 12:45:55,060 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:45:55,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 12:45:55,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:45:55,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-13 12:45:55,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:45:55,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-13 12:45:55,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:45:55,891 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-11-13 12:45:55,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:45:55,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-13 12:45:55,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:45:55,916 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-11-13 12:45:55,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:45:55,927 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-13 12:45:55,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:45:55,939 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-13 12:45:55,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:45:55,956 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-13 12:45:55,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:45:55,966 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-13 12:45:55,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:45:55,980 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-13 12:45:55,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:45:55,994 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-13 12:45:55,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:45:56,004 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-13 12:45:56,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:45:56,010 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-13 12:45:56,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:45:56,020 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-13 12:45:56,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:45:56,032 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-13 12:45:56,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:45:56,041 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-13 12:45:56,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:45:56,058 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-13 12:45:56,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:45:56,065 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-13 12:45:56,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:45:56,075 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-13 12:45:56,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:45:56,082 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-13 12:45:56,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:45:56,093 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-13 12:45:56,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:45:56,102 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2024-11-13 12:45:56,103 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 12:45:56,103 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [546361956] [2024-11-13 12:45:56,103 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [546361956] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 12:45:56,103 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 12:45:56,103 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-13 12:45:56,103 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1145958072] [2024-11-13 12:45:56,103 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 12:45:56,107 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-13 12:45:56,107 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 12:45:56,108 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-13 12:45:56,108 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-13 12:45:56,108 INFO L87 Difference]: Start difference. First operand 66 states and 98 transitions. Second operand has 4 states, 4 states have (on average 9.25) internal successors, (37), 4 states have internal predecessors, (37), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-11-13 12:45:56,409 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 12:45:56,409 INFO L93 Difference]: Finished difference Result 193 states and 289 transitions. [2024-11-13 12:45:56,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-13 12:45:56,411 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.25) internal successors, (37), 4 states have internal predecessors, (37), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) Word has length 139 [2024-11-13 12:45:56,412 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 12:45:56,414 INFO L225 Difference]: With dead ends: 193 [2024-11-13 12:45:56,414 INFO L226 Difference]: Without dead ends: 130 [2024-11-13 12:45:56,415 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-13 12:45:56,416 INFO L432 NwaCegarLoop]: 95 mSDtfsCounter, 64 mSDsluCounter, 183 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 64 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 64 SdHoareTripleChecker+Valid, 278 SdHoareTripleChecker+Invalid, 74 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 64 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-13 12:45:56,417 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [64 Valid, 278 Invalid, 74 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [64 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-13 12:45:56,418 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 130 states. [2024-11-13 12:45:56,460 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 130 to 111. [2024-11-13 12:45:56,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 111 states, 66 states have (on average 1.2272727272727273) internal successors, (81), 66 states have internal predecessors, (81), 42 states have call successors, (42), 2 states have call predecessors, (42), 2 states have return successors, (42), 42 states have call predecessors, (42), 42 states have call successors, (42) [2024-11-13 12:45:56,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 111 states and 165 transitions. [2024-11-13 12:45:56,464 INFO L78 Accepts]: Start accepts. Automaton has 111 states and 165 transitions. Word has length 139 [2024-11-13 12:45:56,464 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 12:45:56,465 INFO L471 AbstractCegarLoop]: Abstraction has 111 states and 165 transitions. [2024-11-13 12:45:56,465 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.25) internal successors, (37), 4 states have internal predecessors, (37), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-11-13 12:45:56,466 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 165 transitions. [2024-11-13 12:45:56,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2024-11-13 12:45:56,468 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 12:45:56,469 INFO L215 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 12:45:56,469 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-13 12:45:56,469 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 12:45:56,469 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:45:56,470 INFO L85 PathProgramCache]: Analyzing trace with hash 727249989, now seen corresponding path program 1 times [2024-11-13 12:45:56,470 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 12:45:56,470 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1996978824] [2024-11-13 12:45:56,472 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:45:56,473 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 12:45:56,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:45:57,022 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-13 12:45:57,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:45:57,027 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-13 12:45:57,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:45:57,032 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-11-13 12:45:57,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:45:57,038 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-13 12:45:57,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:45:57,044 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-11-13 12:45:57,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:45:57,050 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-13 12:45:57,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:45:57,056 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-13 12:45:57,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:45:57,062 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-13 12:45:57,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:45:57,068 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-13 12:45:57,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:45:57,074 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-13 12:45:57,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:45:57,079 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-13 12:45:57,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:45:57,084 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-13 12:45:57,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:45:57,091 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-13 12:45:57,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:45:57,097 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-13 12:45:57,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:45:57,103 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-13 12:45:57,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:45:57,109 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-13 12:45:57,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:45:57,115 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-13 12:45:57,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:45:57,120 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-13 12:45:57,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:45:57,127 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-13 12:45:57,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:45:57,133 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-13 12:45:57,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:45:57,138 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-13 12:45:57,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:45:57,145 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2024-11-13 12:45:57,145 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 12:45:57,145 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1996978824] [2024-11-13 12:45:57,146 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1996978824] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 12:45:57,146 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 12:45:57,146 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-13 12:45:57,146 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [166851048] [2024-11-13 12:45:57,146 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 12:45:57,147 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-13 12:45:57,147 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 12:45:57,147 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-13 12:45:57,148 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-13 12:45:57,148 INFO L87 Difference]: Start difference. First operand 111 states and 165 transitions. Second operand has 4 states, 4 states have (on average 9.5) internal successors, (38), 4 states have internal predecessors, (38), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-11-13 12:45:57,392 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 12:45:57,392 INFO L93 Difference]: Finished difference Result 247 states and 367 transitions. [2024-11-13 12:45:57,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-13 12:45:57,393 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.5) internal successors, (38), 4 states have internal predecessors, (38), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) Word has length 140 [2024-11-13 12:45:57,394 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 12:45:57,397 INFO L225 Difference]: With dead ends: 247 [2024-11-13 12:45:57,397 INFO L226 Difference]: Without dead ends: 184 [2024-11-13 12:45:57,402 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-13 12:45:57,403 INFO L432 NwaCegarLoop]: 100 mSDtfsCounter, 79 mSDsluCounter, 176 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 65 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 79 SdHoareTripleChecker+Valid, 276 SdHoareTripleChecker+Invalid, 88 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 65 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-13 12:45:57,403 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [79 Valid, 276 Invalid, 88 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [65 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-13 12:45:57,404 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 184 states. [2024-11-13 12:45:57,444 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 184 to 172. [2024-11-13 12:45:57,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 172 states, 105 states have (on average 1.2476190476190476) internal successors, (131), 105 states have internal predecessors, (131), 63 states have call successors, (63), 3 states have call predecessors, (63), 3 states have return successors, (63), 63 states have call predecessors, (63), 63 states have call successors, (63) [2024-11-13 12:45:57,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 172 states and 257 transitions. [2024-11-13 12:45:57,448 INFO L78 Accepts]: Start accepts. Automaton has 172 states and 257 transitions. Word has length 140 [2024-11-13 12:45:57,449 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 12:45:57,449 INFO L471 AbstractCegarLoop]: Abstraction has 172 states and 257 transitions. [2024-11-13 12:45:57,449 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.5) internal successors, (38), 4 states have internal predecessors, (38), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-11-13 12:45:57,449 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 257 transitions. [2024-11-13 12:45:57,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2024-11-13 12:45:57,452 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 12:45:57,452 INFO L215 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 12:45:57,452 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-13 12:45:57,452 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 12:45:57,453 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:45:57,453 INFO L85 PathProgramCache]: Analyzing trace with hash 688689027, now seen corresponding path program 1 times [2024-11-13 12:45:57,453 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 12:45:57,453 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1438094894] [2024-11-13 12:45:57,453 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:45:57,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 12:45:57,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:45:58,265 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-13 12:45:58,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:45:58,270 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-13 12:45:58,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:45:58,276 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-11-13 12:45:58,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:45:58,281 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-13 12:45:58,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:45:58,285 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-11-13 12:45:58,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:45:58,290 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-13 12:45:58,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:45:58,294 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-13 12:45:58,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:45:58,298 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-13 12:45:58,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:45:58,303 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-13 12:45:58,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:45:58,308 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-13 12:45:58,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:45:58,314 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-13 12:45:58,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:45:58,318 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-13 12:45:58,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:45:58,323 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-13 12:45:58,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:45:58,359 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-13 12:45:58,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:45:58,364 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-13 12:45:58,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:45:58,375 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-13 12:45:58,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:45:58,381 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-13 12:45:58,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:45:58,390 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-13 12:45:58,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:45:58,399 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-13 12:45:58,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:45:58,405 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-13 12:45:58,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:45:58,415 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-13 12:45:58,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:45:58,424 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 36 proven. 24 refuted. 0 times theorem prover too weak. 780 trivial. 0 not checked. [2024-11-13 12:45:58,424 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 12:45:58,424 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1438094894] [2024-11-13 12:45:58,424 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1438094894] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 12:45:58,424 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2097977797] [2024-11-13 12:45:58,424 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:45:58,424 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 12:45:58,425 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1ce683-d7d1-4b33-b473-4ee015810d11/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 12:45:58,428 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1ce683-d7d1-4b33-b473-4ee015810d11/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 12:45:58,430 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1ce683-d7d1-4b33-b473-4ee015810d11/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-13 12:45:58,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:45:58,639 INFO L255 TraceCheckSpWp]: Trace formula consists of 360 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 12:45:58,659 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 12:45:59,064 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 438 proven. 42 refuted. 0 times theorem prover too weak. 360 trivial. 0 not checked. [2024-11-13 12:45:59,064 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-13 12:45:59,419 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 36 proven. 24 refuted. 0 times theorem prover too weak. 780 trivial. 0 not checked. [2024-11-13 12:45:59,420 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2097977797] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-13 12:45:59,420 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-13 12:45:59,420 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 9, 6] total 13 [2024-11-13 12:45:59,420 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1880276580] [2024-11-13 12:45:59,420 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-13 12:45:59,421 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-13 12:45:59,422 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 12:45:59,422 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-13 12:45:59,423 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=111, Unknown=0, NotChecked=0, Total=156 [2024-11-13 12:45:59,423 INFO L87 Difference]: Start difference. First operand 172 states and 257 transitions. Second operand has 13 states, 13 states have (on average 5.769230769230769) internal successors, (75), 13 states have internal predecessors, (75), 3 states have call successors, (29), 3 states have call predecessors, (29), 5 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2024-11-13 12:46:00,877 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 12:46:00,877 INFO L93 Difference]: Finished difference Result 560 states and 786 transitions. [2024-11-13 12:46:00,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-11-13 12:46:00,878 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 5.769230769230769) internal successors, (75), 13 states have internal predecessors, (75), 3 states have call successors, (29), 3 states have call predecessors, (29), 5 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) Word has length 141 [2024-11-13 12:46:00,879 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 12:46:00,884 INFO L225 Difference]: With dead ends: 560 [2024-11-13 12:46:00,884 INFO L226 Difference]: Without dead ends: 436 [2024-11-13 12:46:00,886 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 359 GetRequests, 321 SyntacticMatches, 2 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 388 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=399, Invalid=1007, Unknown=0, NotChecked=0, Total=1406 [2024-11-13 12:46:00,887 INFO L432 NwaCegarLoop]: 66 mSDtfsCounter, 287 mSDsluCounter, 394 mSDsCounter, 0 mSdLazyCounter, 432 mSolverCounterSat, 192 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 301 SdHoareTripleChecker+Valid, 460 SdHoareTripleChecker+Invalid, 624 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 192 IncrementalHoareTripleChecker+Valid, 432 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-13 12:46:00,887 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [301 Valid, 460 Invalid, 624 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [192 Valid, 432 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-13 12:46:00,889 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 436 states. [2024-11-13 12:46:00,993 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 436 to 336. [2024-11-13 12:46:00,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 336 states, 212 states have (on average 1.1650943396226414) internal successors, (247), 214 states have internal predecessors, (247), 105 states have call successors, (105), 18 states have call predecessors, (105), 18 states have return successors, (105), 103 states have call predecessors, (105), 105 states have call successors, (105) [2024-11-13 12:46:01,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 336 states and 457 transitions. [2024-11-13 12:46:01,007 INFO L78 Accepts]: Start accepts. Automaton has 336 states and 457 transitions. Word has length 141 [2024-11-13 12:46:01,008 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 12:46:01,008 INFO L471 AbstractCegarLoop]: Abstraction has 336 states and 457 transitions. [2024-11-13 12:46:01,008 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 5.769230769230769) internal successors, (75), 13 states have internal predecessors, (75), 3 states have call successors, (29), 3 states have call predecessors, (29), 5 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2024-11-13 12:46:01,008 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 457 transitions. [2024-11-13 12:46:01,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2024-11-13 12:46:01,010 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 12:46:01,011 INFO L215 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 12:46:01,038 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1ce683-d7d1-4b33-b473-4ee015810d11/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-13 12:46:01,211 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1ce683-d7d1-4b33-b473-4ee015810d11/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable3 [2024-11-13 12:46:01,211 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 12:46:01,212 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:46:01,212 INFO L85 PathProgramCache]: Analyzing trace with hash -1831270907, now seen corresponding path program 1 times [2024-11-13 12:46:01,212 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 12:46:01,212 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2044977407] [2024-11-13 12:46:01,212 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:46:01,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 12:46:01,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 12:46:01,392 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [598463957] [2024-11-13 12:46:01,393 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:46:01,393 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 12:46:01,393 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1ce683-d7d1-4b33-b473-4ee015810d11/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 12:46:01,395 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1ce683-d7d1-4b33-b473-4ee015810d11/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 12:46:01,399 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1ce683-d7d1-4b33-b473-4ee015810d11/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-13 12:46:01,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:46:01,588 INFO L255 TraceCheckSpWp]: Trace formula consists of 357 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-11-13 12:46:01,594 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 12:46:03,846 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 210 proven. 144 refuted. 0 times theorem prover too weak. 486 trivial. 0 not checked. [2024-11-13 12:46:03,847 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-13 12:46:19,566 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 12:46:19,566 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2044977407] [2024-11-13 12:46:19,567 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-13 12:46:19,567 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [598463957] [2024-11-13 12:46:19,568 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [598463957] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 12:46:19,571 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2024-11-13 12:46:19,571 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2024-11-13 12:46:19,571 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1284075554] [2024-11-13 12:46:19,572 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2024-11-13 12:46:19,572 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-13 12:46:19,572 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 12:46:19,573 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-13 12:46:19,573 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=121, Invalid=299, Unknown=0, NotChecked=0, Total=420 [2024-11-13 12:46:19,573 INFO L87 Difference]: Start difference. First operand 336 states and 457 transitions. Second operand has 14 states, 14 states have (on average 3.642857142857143) internal successors, (51), 12 states have internal predecessors, (51), 4 states have call successors, (21), 4 states have call predecessors, (21), 5 states have return successors, (21), 4 states have call predecessors, (21), 4 states have call successors, (21) [2024-11-13 12:46:20,539 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 12:46:20,540 INFO L93 Difference]: Finished difference Result 666 states and 879 transitions. [2024-11-13 12:46:20,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-13 12:46:20,541 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 3.642857142857143) internal successors, (51), 12 states have internal predecessors, (51), 4 states have call successors, (21), 4 states have call predecessors, (21), 5 states have return successors, (21), 4 states have call predecessors, (21), 4 states have call successors, (21) Word has length 141 [2024-11-13 12:46:20,542 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 12:46:20,547 INFO L225 Difference]: With dead ends: 666 [2024-11-13 12:46:20,547 INFO L226 Difference]: Without dead ends: 390 [2024-11-13 12:46:20,548 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 260 GetRequests, 237 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 151 ImplicationChecksByTransitivity, 4.6s TimeCoverageRelationStatistics Valid=176, Invalid=424, Unknown=0, NotChecked=0, Total=600 [2024-11-13 12:46:20,549 INFO L432 NwaCegarLoop]: 77 mSDtfsCounter, 44 mSDsluCounter, 362 mSDsCounter, 0 mSdLazyCounter, 348 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 44 SdHoareTripleChecker+Valid, 439 SdHoareTripleChecker+Invalid, 356 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 348 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-13 12:46:20,550 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [44 Valid, 439 Invalid, 356 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 348 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-13 12:46:20,552 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 390 states. [2024-11-13 12:46:20,621 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 390 to 372. [2024-11-13 12:46:20,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 372 states, 239 states have (on average 1.1380753138075315) internal successors, (272), 241 states have internal predecessors, (272), 105 states have call successors, (105), 27 states have call predecessors, (105), 27 states have return successors, (105), 103 states have call predecessors, (105), 105 states have call successors, (105) [2024-11-13 12:46:20,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 372 states and 482 transitions. [2024-11-13 12:46:20,630 INFO L78 Accepts]: Start accepts. Automaton has 372 states and 482 transitions. Word has length 141 [2024-11-13 12:46:20,630 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 12:46:20,630 INFO L471 AbstractCegarLoop]: Abstraction has 372 states and 482 transitions. [2024-11-13 12:46:20,631 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 3.642857142857143) internal successors, (51), 12 states have internal predecessors, (51), 4 states have call successors, (21), 4 states have call predecessors, (21), 5 states have return successors, (21), 4 states have call predecessors, (21), 4 states have call successors, (21) [2024-11-13 12:46:20,631 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 482 transitions. [2024-11-13 12:46:20,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2024-11-13 12:46:20,634 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 12:46:20,635 INFO L215 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 12:46:20,657 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1ce683-d7d1-4b33-b473-4ee015810d11/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-11-13 12:46:20,839 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1ce683-d7d1-4b33-b473-4ee015810d11/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 12:46:20,839 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 12:46:20,840 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:46:20,840 INFO L85 PathProgramCache]: Analyzing trace with hash 430523589, now seen corresponding path program 1 times [2024-11-13 12:46:20,840 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 12:46:20,840 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1816320406] [2024-11-13 12:46:20,840 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:46:20,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 12:46:20,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 12:46:20,998 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1339487741] [2024-11-13 12:46:20,999 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:46:20,999 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 12:46:20,999 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1ce683-d7d1-4b33-b473-4ee015810d11/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 12:46:21,001 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1ce683-d7d1-4b33-b473-4ee015810d11/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 12:46:21,003 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1ce683-d7d1-4b33-b473-4ee015810d11/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-13 12:46:21,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:46:21,200 INFO L255 TraceCheckSpWp]: Trace formula consists of 360 conjuncts, 40 conjuncts are in the unsatisfiable core [2024-11-13 12:46:21,230 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 12:46:23,669 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 260 proven. 210 refuted. 0 times theorem prover too weak. 370 trivial. 0 not checked. [2024-11-13 12:46:23,669 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-13 12:46:41,356 WARN L286 SmtUtils]: Spent 6.59s on a formula simplification that was a NOOP. DAG size: 27 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 12:47:16,050 WARN L286 SmtUtils]: Spent 16.43s on a formula simplification that was a NOOP. DAG size: 49 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 12:47:36,274 WARN L286 SmtUtils]: Spent 16.02s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-13 12:47:44,679 WARN L286 SmtUtils]: Spent 8.31s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-13 12:47:50,782 WARN L286 SmtUtils]: Spent 6.10s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-13 12:47:57,403 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse7 (mod c_~var_1_4~0 256))) (let ((.cse2 (div (mod c_~var_1_6~0 65536) .cse7)) (.cse4 (mod c_~var_1_19~0 4294967296))) (let ((.cse0 (mod (+ .cse7 c_~var_1_7~0) 65536)) (.cse1 (+ .cse4 1)) (.cse6 (mod |c_ULTIMATE.start_step_~stepLocal_2~0#1| 65536)) (.cse5 (+ (mod c_~var_1_7~0 65536) .cse7 1)) (.cse3 (mod (* c_~var_1_19~0 .cse2) 4294967296))) (and (or (< .cse0 .cse1) (not (= (mod (* .cse2 .cse0) 4294967296) .cse0))) (or (not (= .cse3 .cse0)) (< .cse4 .cse0)) (forall ((v_z_9 Int)) (or (not (= (mod (* v_z_9 .cse2) 4294967296) v_z_9)) (< v_z_9 .cse1) (< v_z_9 .cse5) (< .cse6 v_z_9))) (or (< .cse6 .cse3) (< .cse3 .cse5) (< .cse4 .cse3)))))) is different from false [2024-11-13 12:48:14,437 WARN L286 SmtUtils]: Spent 8.03s on a formula simplification that was a NOOP. DAG size: 11 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-13 12:48:19,731 WARN L286 SmtUtils]: Spent 5.13s on a formula simplification that was a NOOP. DAG size: 13 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-13 12:48:28,085 WARN L286 SmtUtils]: Spent 8.19s on a formula simplification that was a NOOP. DAG size: 15 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-13 12:48:32,271 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse7 (mod c_~var_1_4~0 256))) (let ((.cse2 (div (mod c_~var_1_6~0 65536) .cse7)) (.cse4 (mod c_~var_1_19~0 4294967296))) (let ((.cse0 (mod (+ .cse7 c_~var_1_7~0) 65536)) (.cse1 (+ .cse4 1)) (.cse6 (mod c_~var_1_17~0 65536)) (.cse5 (+ (mod c_~var_1_7~0 65536) .cse7 1)) (.cse3 (mod (* c_~var_1_19~0 .cse2) 4294967296))) (and (or (< .cse0 .cse1) (not (= (mod (* .cse2 .cse0) 4294967296) .cse0))) (or (not (= .cse3 .cse0)) (< .cse4 .cse0)) (forall ((v_z_9 Int)) (or (not (= (mod (* v_z_9 .cse2) 4294967296) v_z_9)) (< v_z_9 .cse1) (< v_z_9 .cse5) (< .cse6 v_z_9))) (or (< .cse6 .cse3) (< .cse3 .cse5) (< .cse4 .cse3)))))) is different from false [2024-11-13 12:48:41,693 WARN L286 SmtUtils]: Spent 9.38s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-13 12:48:57,219 WARN L286 SmtUtils]: Spent 9.19s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-13 12:49:05,174 WARN L286 SmtUtils]: Spent 7.50s on a formula simplification that was a NOOP. DAG size: 11 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-13 12:49:42,104 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 12:49:42,104 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1816320406] [2024-11-13 12:49:42,104 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-13 12:49:42,104 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1339487741] [2024-11-13 12:49:42,105 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1339487741] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 12:49:42,105 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2024-11-13 12:49:42,105 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22] total 22 [2024-11-13 12:49:42,105 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [968786709] [2024-11-13 12:49:42,105 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2024-11-13 12:49:42,105 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2024-11-13 12:49:42,106 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 12:49:42,106 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2024-11-13 12:49:42,107 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=230, Invalid=642, Unknown=6, NotChecked=114, Total=992 [2024-11-13 12:49:42,107 INFO L87 Difference]: Start difference. First operand 372 states and 482 transitions. Second operand has 22 states, 22 states have (on average 2.590909090909091) internal successors, (57), 20 states have internal predecessors, (57), 6 states have call successors, (21), 6 states have call predecessors, (21), 7 states have return successors, (21), 6 states have call predecessors, (21), 6 states have call successors, (21) [2024-11-13 12:49:48,560 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 12:49:48,561 INFO L93 Difference]: Finished difference Result 630 states and 784 transitions. [2024-11-13 12:49:48,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-11-13 12:49:48,562 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 22 states have (on average 2.590909090909091) internal successors, (57), 20 states have internal predecessors, (57), 6 states have call successors, (21), 6 states have call predecessors, (21), 7 states have return successors, (21), 6 states have call predecessors, (21), 6 states have call successors, (21) Word has length 141 [2024-11-13 12:49:48,562 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 12:49:48,566 INFO L225 Difference]: With dead ends: 630 [2024-11-13 12:49:48,567 INFO L226 Difference]: Without dead ends: 491 [2024-11-13 12:49:48,568 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 255 GetRequests, 216 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 400 ImplicationChecksByTransitivity, 74.0s TimeCoverageRelationStatistics Valid=386, Invalid=1098, Unknown=6, NotChecked=150, Total=1640 [2024-11-13 12:49:48,569 INFO L432 NwaCegarLoop]: 76 mSDtfsCounter, 109 mSDsluCounter, 382 mSDsCounter, 0 mSdLazyCounter, 645 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 109 SdHoareTripleChecker+Valid, 458 SdHoareTripleChecker+Invalid, 654 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 645 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2024-11-13 12:49:48,570 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [109 Valid, 458 Invalid, 654 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 645 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2024-11-13 12:49:48,571 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 491 states. [2024-11-13 12:49:48,646 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 491 to 438. [2024-11-13 12:49:48,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 438 states, 289 states have (on average 1.1141868512110726) internal successors, (322), 291 states have internal predecessors, (322), 105 states have call successors, (105), 43 states have call predecessors, (105), 43 states have return successors, (105), 103 states have call predecessors, (105), 105 states have call successors, (105) [2024-11-13 12:49:48,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 438 states and 532 transitions. [2024-11-13 12:49:48,652 INFO L78 Accepts]: Start accepts. Automaton has 438 states and 532 transitions. Word has length 141 [2024-11-13 12:49:48,653 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 12:49:48,653 INFO L471 AbstractCegarLoop]: Abstraction has 438 states and 532 transitions. [2024-11-13 12:49:48,653 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 22 states have (on average 2.590909090909091) internal successors, (57), 20 states have internal predecessors, (57), 6 states have call successors, (21), 6 states have call predecessors, (21), 7 states have return successors, (21), 6 states have call predecessors, (21), 6 states have call successors, (21) [2024-11-13 12:49:48,653 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 532 transitions. [2024-11-13 12:49:48,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2024-11-13 12:49:48,656 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 12:49:48,656 INFO L215 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 12:49:48,677 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1ce683-d7d1-4b33-b473-4ee015810d11/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-13 12:49:48,856 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1ce683-d7d1-4b33-b473-4ee015810d11/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2024-11-13 12:49:48,857 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 12:49:48,857 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:49:48,857 INFO L85 PathProgramCache]: Analyzing trace with hash -1170383519, now seen corresponding path program 1 times [2024-11-13 12:49:48,857 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 12:49:48,857 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [237616260] [2024-11-13 12:49:48,857 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:49:48,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 12:49:49,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 12:49:49,014 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [227877564] [2024-11-13 12:49:49,014 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:49:49,014 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 12:49:49,015 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1ce683-d7d1-4b33-b473-4ee015810d11/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 12:49:49,018 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1ce683-d7d1-4b33-b473-4ee015810d11/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 12:49:49,020 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1ce683-d7d1-4b33-b473-4ee015810d11/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-13 12:49:49,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 12:49:49,377 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 12:49:49,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 12:49:49,664 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 12:49:49,664 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-13 12:49:49,665 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-13 12:49:49,679 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1ce683-d7d1-4b33-b473-4ee015810d11/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-11-13 12:49:49,873 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1ce683-d7d1-4b33-b473-4ee015810d11/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 12:49:49,877 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1] [2024-11-13 12:49:49,997 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-13 12:49:50,001 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.11 12:49:50 BoogieIcfgContainer [2024-11-13 12:49:50,001 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-13 12:49:50,002 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 12:49:50,002 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 12:49:50,002 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 12:49:50,003 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 12:45:54" (3/4) ... [2024-11-13 12:49:50,006 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 12:49:50,007 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 12:49:50,011 INFO L158 Benchmark]: Toolchain (without parser) took 237261.51ms. Allocated memory was 117.4MB in the beginning and 176.2MB in the end (delta: 58.7MB). Free memory was 92.2MB in the beginning and 118.0MB in the end (delta: -25.8MB). Peak memory consumption was 35.6MB. Max. memory is 16.1GB. [2024-11-13 12:49:50,012 INFO L158 Benchmark]: CDTParser took 0.71ms. Allocated memory is still 117.4MB. Free memory is still 75.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 12:49:50,012 INFO L158 Benchmark]: CACSL2BoogieTranslator took 391.16ms. Allocated memory is still 117.4MB. Free memory was 92.0MB in the beginning and 77.4MB in the end (delta: 14.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 12:49:50,013 INFO L158 Benchmark]: Boogie Procedure Inliner took 99.92ms. Allocated memory is still 117.4MB. Free memory was 77.4MB in the beginning and 73.7MB in the end (delta: 3.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 12:49:50,013 INFO L158 Benchmark]: Boogie Preprocessor took 104.62ms. Allocated memory is still 117.4MB. Free memory was 73.5MB in the beginning and 67.4MB in the end (delta: 6.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 12:49:50,013 INFO L158 Benchmark]: RCFGBuilder took 815.02ms. Allocated memory is still 117.4MB. Free memory was 67.2MB in the beginning and 44.1MB in the end (delta: 23.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 12:49:50,014 INFO L158 Benchmark]: TraceAbstraction took 235837.13ms. Allocated memory was 117.4MB in the beginning and 176.2MB in the end (delta: 58.7MB). Free memory was 43.5MB in the beginning and 118.0MB in the end (delta: -74.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 12:49:50,014 INFO L158 Benchmark]: Witness Printer took 5.38ms. Allocated memory is still 176.2MB. Free memory was 118.0MB in the beginning and 118.0MB in the end (delta: 21.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 12:49:50,016 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.71ms. Allocated memory is still 117.4MB. Free memory is still 75.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 391.16ms. Allocated memory is still 117.4MB. Free memory was 92.0MB in the beginning and 77.4MB in the end (delta: 14.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 99.92ms. Allocated memory is still 117.4MB. Free memory was 77.4MB in the beginning and 73.7MB in the end (delta: 3.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 104.62ms. Allocated memory is still 117.4MB. Free memory was 73.5MB in the beginning and 67.4MB in the end (delta: 6.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 815.02ms. Allocated memory is still 117.4MB. Free memory was 67.2MB in the beginning and 44.1MB in the end (delta: 23.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * TraceAbstraction took 235837.13ms. Allocated memory was 117.4MB in the beginning and 176.2MB in the end (delta: 58.7MB). Free memory was 43.5MB in the beginning and 118.0MB in the end (delta: -74.5MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.38ms. Allocated memory is still 176.2MB. Free memory was 118.0MB in the beginning and 118.0MB in the end (delta: 21.6kB). 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 61, overapproximation of someBinaryFLOATComparisonOperation at line 55, overapproximation of someBinaryFLOATComparisonOperation at line 143, overapproximation of someBinaryFLOATComparisonOperation at line 141, overapproximation of someBinaryFLOATComparisonOperation at line 151, overapproximation of someBinaryDOUBLEComparisonOperation at line 67, overapproximation of someBinaryDOUBLEComparisonOperation at line 74, overapproximation of someBinaryDOUBLEComparisonOperation at line 129, overapproximation of someBinaryDOUBLEComparisonOperation at line 160, overapproximation of someBinaryDOUBLEComparisonOperation at line 133, overapproximation of someBinaryDOUBLEComparisonOperation at line 131. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned short int var_1_1 = 1; [L23] unsigned char var_1_4 = 25; [L24] unsigned short int var_1_5 = 0; [L25] unsigned short int var_1_6 = 62100; [L26] unsigned short int var_1_7 = 27651; [L27] double var_1_8 = 128.9; [L28] double var_1_10 = 16.5; [L29] double var_1_11 = 25.5; [L30] double var_1_12 = 199.75; [L31] unsigned char var_1_13 = 2; [L32] unsigned char var_1_14 = 1; [L33] unsigned char var_1_15 = 1; [L34] unsigned char var_1_16 = 1; [L35] unsigned short int var_1_17 = 32; [L36] unsigned char var_1_18 = 1; [L37] unsigned long int var_1_19 = 1; [L38] unsigned short int var_1_20 = 25; [L39] float var_1_21 = 0.65; [L40] float var_1_22 = 7.579; [L41] unsigned short int var_1_23 = 50; [L42] signed long int var_1_24 = -25; [L43] signed char var_1_25 = -1; [L44] signed char var_1_26 = 1; [L45] float var_1_27 = 31.3; [L46] float var_1_28 = 2.5; [L47] float var_1_29 = 8.25; [L48] unsigned short int last_1_var_1_5 = 0; [L49] unsigned char last_1_var_1_15 = 1; [L50] unsigned char last_1_var_1_18 = 1; [L51] unsigned long int last_1_var_1_19 = 1; VAL [isInitial=0, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=33/2, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-1, var_1_26=1, var_1_27=313/10, var_1_28=5/2, var_1_29=33/4, var_1_4=25, var_1_5=0, var_1_6=62100, var_1_7=27651, var_1_8=1289/10] [L164] isInitial = 1 [L165] FCALL initially() [L166] COND TRUE 1 [L167] CALL updateLastVariables() [L154] last_1_var_1_5 = var_1_5 [L155] last_1_var_1_15 = var_1_15 [L156] last_1_var_1_18 = var_1_18 [L157] last_1_var_1_19 = var_1_19 VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=33/2, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-1, var_1_26=1, var_1_27=313/10, var_1_28=5/2, var_1_29=33/4, var_1_4=25, var_1_5=0, var_1_6=62100, var_1_7=27651, var_1_8=1289/10] [L167] RET updateLastVariables() [L168] CALL updateVariables() [L118] var_1_4 = __VERIFIER_nondet_uchar() [L119] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=33/2, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-1, var_1_26=1, var_1_27=313/10, var_1_28=5/2, var_1_29=33/4, var_1_5=0, var_1_6=62100, var_1_7=27651, var_1_8=1289/10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=33/2, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-1, var_1_26=1, var_1_27=313/10, var_1_28=5/2, var_1_29=33/4, var_1_5=0, var_1_6=62100, var_1_7=27651, var_1_8=1289/10] [L119] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=33/2, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-1, var_1_26=1, var_1_27=313/10, var_1_28=5/2, var_1_29=33/4, var_1_5=0, var_1_6=62100, var_1_7=27651, var_1_8=1289/10] [L120] CALL assume_abort_if_not(var_1_4 <= 255) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=33/2, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-1, var_1_26=1, var_1_27=313/10, var_1_28=5/2, var_1_29=33/4, var_1_5=0, var_1_6=62100, var_1_7=27651, var_1_8=1289/10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=33/2, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-1, var_1_26=1, var_1_27=313/10, var_1_28=5/2, var_1_29=33/4, var_1_5=0, var_1_6=62100, var_1_7=27651, var_1_8=1289/10] [L120] RET assume_abort_if_not(var_1_4 <= 255) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=33/2, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-1, var_1_26=1, var_1_27=313/10, var_1_28=5/2, var_1_29=33/4, var_1_5=0, var_1_6=62100, var_1_7=27651, var_1_8=1289/10] [L121] CALL assume_abort_if_not(var_1_4 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=33/2, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-1, var_1_26=1, var_1_27=313/10, var_1_28=5/2, var_1_29=33/4, var_1_4=516, var_1_5=0, var_1_6=62100, var_1_7=27651, var_1_8=1289/10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=33/2, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-1, var_1_26=1, var_1_27=313/10, var_1_28=5/2, var_1_29=33/4, var_1_4=516, var_1_5=0, var_1_6=62100, var_1_7=27651, var_1_8=1289/10] [L121] RET assume_abort_if_not(var_1_4 != 0) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=33/2, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-1, var_1_26=1, var_1_27=313/10, var_1_28=5/2, var_1_29=33/4, var_1_4=516, var_1_5=0, var_1_6=62100, var_1_7=27651, var_1_8=1289/10] [L122] var_1_6 = __VERIFIER_nondet_ushort() [L123] CALL assume_abort_if_not(var_1_6 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=33/2, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-1, var_1_26=1, var_1_27=313/10, var_1_28=5/2, var_1_29=33/4, var_1_4=516, var_1_5=0, var_1_6=-32765, var_1_7=27651, var_1_8=1289/10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=33/2, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-1, var_1_26=1, var_1_27=313/10, var_1_28=5/2, var_1_29=33/4, var_1_4=516, var_1_5=0, var_1_6=-32765, var_1_7=27651, var_1_8=1289/10] [L123] RET assume_abort_if_not(var_1_6 >= 32767) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=33/2, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-1, var_1_26=1, var_1_27=313/10, var_1_28=5/2, var_1_29=33/4, var_1_4=516, var_1_5=0, var_1_6=-32765, var_1_7=27651, var_1_8=1289/10] [L124] CALL assume_abort_if_not(var_1_6 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=33/2, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-1, var_1_26=1, var_1_27=313/10, var_1_28=5/2, var_1_29=33/4, var_1_4=516, var_1_5=0, var_1_6=-32765, var_1_7=27651, var_1_8=1289/10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=33/2, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-1, var_1_26=1, var_1_27=313/10, var_1_28=5/2, var_1_29=33/4, var_1_4=516, var_1_5=0, var_1_6=-32765, var_1_7=27651, var_1_8=1289/10] [L124] RET assume_abort_if_not(var_1_6 <= 65534) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=33/2, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-1, var_1_26=1, var_1_27=313/10, var_1_28=5/2, var_1_29=33/4, var_1_4=516, var_1_5=0, var_1_6=-32765, var_1_7=27651, var_1_8=1289/10] [L125] var_1_7 = __VERIFIER_nondet_ushort() [L126] CALL assume_abort_if_not(var_1_7 >= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=33/2, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-1, var_1_26=1, var_1_27=313/10, var_1_28=5/2, var_1_29=33/4, var_1_4=516, var_1_5=0, var_1_6=-32765, var_1_7=16383, var_1_8=1289/10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=33/2, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-1, var_1_26=1, var_1_27=313/10, var_1_28=5/2, var_1_29=33/4, var_1_4=516, var_1_5=0, var_1_6=-32765, var_1_7=16383, var_1_8=1289/10] [L126] RET assume_abort_if_not(var_1_7 >= 16383) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=33/2, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-1, var_1_26=1, var_1_27=313/10, var_1_28=5/2, var_1_29=33/4, var_1_4=516, var_1_5=0, var_1_6=-32765, var_1_7=16383, var_1_8=1289/10] [L127] CALL assume_abort_if_not(var_1_7 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=33/2, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-1, var_1_26=1, var_1_27=313/10, var_1_28=5/2, var_1_29=33/4, var_1_4=516, var_1_5=0, var_1_6=-32765, var_1_7=16383, var_1_8=1289/10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=33/2, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-1, var_1_26=1, var_1_27=313/10, var_1_28=5/2, var_1_29=33/4, var_1_4=516, var_1_5=0, var_1_6=-32765, var_1_7=16383, var_1_8=1289/10] [L127] RET assume_abort_if_not(var_1_7 <= 32767) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=33/2, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-1, var_1_26=1, var_1_27=313/10, var_1_28=5/2, var_1_29=33/4, var_1_4=516, var_1_5=0, var_1_6=-32765, var_1_7=16383, var_1_8=1289/10] [L128] var_1_10 = __VERIFIER_nondet_double() [L129] CALL assume_abort_if_not((var_1_10 >= -922337.2036854765600e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854765600e+12F && var_1_10 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-1, var_1_26=1, var_1_27=313/10, var_1_28=5/2, var_1_29=33/4, var_1_4=516, var_1_5=0, var_1_6=-32765, var_1_7=16383, var_1_8=1289/10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-1, var_1_26=1, var_1_27=313/10, var_1_28=5/2, var_1_29=33/4, var_1_4=516, var_1_5=0, var_1_6=-32765, var_1_7=16383, var_1_8=1289/10] [L129] RET assume_abort_if_not((var_1_10 >= -922337.2036854765600e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854765600e+12F && var_1_10 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-1, var_1_26=1, var_1_27=313/10, var_1_28=5/2, var_1_29=33/4, var_1_4=516, var_1_5=0, var_1_6=-32765, var_1_7=16383, var_1_8=1289/10] [L130] var_1_11 = __VERIFIER_nondet_double() [L131] CALL assume_abort_if_not((var_1_11 >= -461168.6018427382800e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 4611686.018427382800e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-1, var_1_26=1, var_1_27=313/10, var_1_28=5/2, var_1_29=33/4, var_1_4=516, var_1_5=0, var_1_6=-32765, var_1_7=16383, var_1_8=1289/10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-1, var_1_26=1, var_1_27=313/10, var_1_28=5/2, var_1_29=33/4, var_1_4=516, var_1_5=0, var_1_6=-32765, var_1_7=16383, var_1_8=1289/10] [L131] RET assume_abort_if_not((var_1_11 >= -461168.6018427382800e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 4611686.018427382800e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-1, var_1_26=1, var_1_27=313/10, var_1_28=5/2, var_1_29=33/4, var_1_4=516, var_1_5=0, var_1_6=-32765, var_1_7=16383, var_1_8=1289/10] [L132] var_1_12 = __VERIFIER_nondet_double() [L133] CALL assume_abort_if_not((var_1_12 >= -461168.6018427382800e+13F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 4611686.018427382800e+12F && var_1_12 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-1, var_1_26=1, var_1_27=313/10, var_1_28=5/2, var_1_29=33/4, var_1_4=516, var_1_5=0, var_1_6=-32765, var_1_7=16383, var_1_8=1289/10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-1, var_1_26=1, var_1_27=313/10, var_1_28=5/2, var_1_29=33/4, var_1_4=516, var_1_5=0, var_1_6=-32765, var_1_7=16383, var_1_8=1289/10] [L133] RET assume_abort_if_not((var_1_12 >= -461168.6018427382800e+13F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 4611686.018427382800e+12F && var_1_12 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-1, var_1_26=1, var_1_27=313/10, var_1_28=5/2, var_1_29=33/4, var_1_4=516, var_1_5=0, var_1_6=-32765, var_1_7=16383, var_1_8=1289/10] [L134] var_1_14 = __VERIFIER_nondet_uchar() [L135] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-1, var_1_26=1, var_1_27=313/10, var_1_28=5/2, var_1_29=33/4, var_1_4=516, var_1_5=0, var_1_6=-32765, var_1_7=16383, var_1_8=1289/10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-1, var_1_26=1, var_1_27=313/10, var_1_28=5/2, var_1_29=33/4, var_1_4=516, var_1_5=0, var_1_6=-32765, var_1_7=16383, var_1_8=1289/10] [L135] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-1, var_1_26=1, var_1_27=313/10, var_1_28=5/2, var_1_29=33/4, var_1_4=516, var_1_5=0, var_1_6=-32765, var_1_7=16383, var_1_8=1289/10] [L136] CALL assume_abort_if_not(var_1_14 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-1, var_1_26=1, var_1_27=313/10, var_1_28=5/2, var_1_29=33/4, var_1_4=516, var_1_5=0, var_1_6=-32765, var_1_7=16383, var_1_8=1289/10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-1, var_1_26=1, var_1_27=313/10, var_1_28=5/2, var_1_29=33/4, var_1_4=516, var_1_5=0, var_1_6=-32765, var_1_7=16383, var_1_8=1289/10] [L136] RET assume_abort_if_not(var_1_14 <= 254) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-1, var_1_26=1, var_1_27=313/10, var_1_28=5/2, var_1_29=33/4, var_1_4=516, var_1_5=0, var_1_6=-32765, var_1_7=16383, var_1_8=1289/10] [L137] var_1_16 = __VERIFIER_nondet_uchar() [L138] CALL assume_abort_if_not(var_1_16 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-1, var_1_26=1, var_1_27=313/10, var_1_28=5/2, var_1_29=33/4, var_1_4=516, var_1_5=0, var_1_6=-32765, var_1_7=16383, var_1_8=1289/10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-1, var_1_26=1, var_1_27=313/10, var_1_28=5/2, var_1_29=33/4, var_1_4=516, var_1_5=0, var_1_6=-32765, var_1_7=16383, var_1_8=1289/10] [L138] RET assume_abort_if_not(var_1_16 >= 1) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-1, var_1_26=1, var_1_27=313/10, var_1_28=5/2, var_1_29=33/4, var_1_4=516, var_1_5=0, var_1_6=-32765, var_1_7=16383, var_1_8=1289/10] [L139] CALL assume_abort_if_not(var_1_16 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-1, var_1_26=1, var_1_27=313/10, var_1_28=5/2, var_1_29=33/4, var_1_4=516, var_1_5=0, var_1_6=-32765, var_1_7=16383, var_1_8=1289/10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-1, var_1_26=1, var_1_27=313/10, var_1_28=5/2, var_1_29=33/4, var_1_4=516, var_1_5=0, var_1_6=-32765, var_1_7=16383, var_1_8=1289/10] [L139] RET assume_abort_if_not(var_1_16 <= 1) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-1, var_1_26=1, var_1_27=313/10, var_1_28=5/2, var_1_29=33/4, var_1_4=516, var_1_5=0, var_1_6=-32765, var_1_7=16383, var_1_8=1289/10] [L140] var_1_21 = __VERIFIER_nondet_float() [L141] CALL assume_abort_if_not((var_1_21 >= -922337.2036854776000e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854776000e+12F && var_1_21 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-1, var_1_26=1, var_1_27=313/10, var_1_28=5/2, var_1_29=33/4, var_1_4=516, var_1_5=0, var_1_6=-32765, var_1_7=16383, var_1_8=1289/10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-1, var_1_26=1, var_1_27=313/10, var_1_28=5/2, var_1_29=33/4, var_1_4=516, var_1_5=0, var_1_6=-32765, var_1_7=16383, var_1_8=1289/10] [L141] RET assume_abort_if_not((var_1_21 >= -922337.2036854776000e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854776000e+12F && var_1_21 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-1, var_1_26=1, var_1_27=313/10, var_1_28=5/2, var_1_29=33/4, var_1_4=516, var_1_5=0, var_1_6=-32765, var_1_7=16383, var_1_8=1289/10] [L142] var_1_22 = __VERIFIER_nondet_float() [L143] CALL assume_abort_if_not((var_1_22 >= -922337.2036854776000e+13F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 9223372.036854776000e+12F && var_1_22 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=50, var_1_24=-25, var_1_25=-1, var_1_26=1, var_1_27=313/10, var_1_28=5/2, var_1_29=33/4, var_1_4=516, var_1_5=0, var_1_6=-32765, var_1_7=16383, var_1_8=1289/10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=50, var_1_24=-25, var_1_25=-1, var_1_26=1, var_1_27=313/10, var_1_28=5/2, var_1_29=33/4, var_1_4=516, var_1_5=0, var_1_6=-32765, var_1_7=16383, var_1_8=1289/10] [L143] RET assume_abort_if_not((var_1_22 >= -922337.2036854776000e+13F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 9223372.036854776000e+12F && var_1_22 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=50, var_1_24=-25, var_1_25=-1, var_1_26=1, var_1_27=313/10, var_1_28=5/2, var_1_29=33/4, var_1_4=516, var_1_5=0, var_1_6=-32765, var_1_7=16383, var_1_8=1289/10] [L144] var_1_23 = __VERIFIER_nondet_ushort() [L145] CALL assume_abort_if_not(var_1_23 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-1, var_1_26=1, var_1_27=313/10, var_1_28=5/2, var_1_29=33/4, var_1_4=516, var_1_5=0, var_1_6=-32765, var_1_7=16383, var_1_8=1289/10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-1, var_1_26=1, var_1_27=313/10, var_1_28=5/2, var_1_29=33/4, var_1_4=516, var_1_5=0, var_1_6=-32765, var_1_7=16383, var_1_8=1289/10] [L145] RET assume_abort_if_not(var_1_23 >= 0) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-1, var_1_26=1, var_1_27=313/10, var_1_28=5/2, var_1_29=33/4, var_1_4=516, var_1_5=0, var_1_6=-32765, var_1_7=16383, var_1_8=1289/10] [L146] CALL assume_abort_if_not(var_1_23 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=0, var_1_24=-25, var_1_25=-1, var_1_26=1, var_1_27=313/10, var_1_28=5/2, var_1_29=33/4, var_1_4=516, var_1_5=0, var_1_6=-32765, var_1_7=16383, var_1_8=1289/10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=0, var_1_24=-25, var_1_25=-1, var_1_26=1, var_1_27=313/10, var_1_28=5/2, var_1_29=33/4, var_1_4=516, var_1_5=0, var_1_6=-32765, var_1_7=16383, var_1_8=1289/10] [L146] RET assume_abort_if_not(var_1_23 <= 65534) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=0, var_1_24=-25, var_1_25=-1, var_1_26=1, var_1_27=313/10, var_1_28=5/2, var_1_29=33/4, var_1_4=516, var_1_5=0, var_1_6=-32765, var_1_7=16383, var_1_8=1289/10] [L147] var_1_26 = __VERIFIER_nondet_char() [L148] CALL assume_abort_if_not(var_1_26 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=0, var_1_24=-25, var_1_25=-1, var_1_26=-127, var_1_27=313/10, var_1_28=5/2, var_1_29=33/4, var_1_4=516, var_1_5=0, var_1_6=-32765, var_1_7=16383, var_1_8=1289/10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=0, var_1_24=-25, var_1_25=-1, var_1_26=-127, var_1_27=313/10, var_1_28=5/2, var_1_29=33/4, var_1_4=516, var_1_5=0, var_1_6=-32765, var_1_7=16383, var_1_8=1289/10] [L148] RET assume_abort_if_not(var_1_26 >= -127) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=0, var_1_24=-25, var_1_25=-1, var_1_26=-127, var_1_27=313/10, var_1_28=5/2, var_1_29=33/4, var_1_4=516, var_1_5=0, var_1_6=-32765, var_1_7=16383, var_1_8=1289/10] [L149] CALL assume_abort_if_not(var_1_26 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=0, var_1_24=-25, var_1_25=-1, var_1_26=-127, var_1_27=313/10, var_1_28=5/2, var_1_29=33/4, var_1_4=516, var_1_5=0, var_1_6=-32765, var_1_7=16383, var_1_8=1289/10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=0, var_1_24=-25, var_1_25=-1, var_1_26=-127, var_1_27=313/10, var_1_28=5/2, var_1_29=33/4, var_1_4=516, var_1_5=0, var_1_6=-32765, var_1_7=16383, var_1_8=1289/10] [L149] RET assume_abort_if_not(var_1_26 <= 126) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=0, var_1_24=-25, var_1_25=-1, var_1_26=-127, var_1_27=313/10, var_1_28=5/2, var_1_29=33/4, var_1_4=516, var_1_5=0, var_1_6=-32765, var_1_7=16383, var_1_8=1289/10] [L150] var_1_28 = __VERIFIER_nondet_float() [L151] CALL assume_abort_if_not((var_1_28 >= -922337.2036854765600e+13F && var_1_28 <= -1.0e-20F) || (var_1_28 <= 9223372.036854765600e+12F && var_1_28 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=0, var_1_24=-25, var_1_25=-1, var_1_26=-127, var_1_27=313/10, var_1_29=33/4, var_1_4=516, var_1_5=0, var_1_6=-32765, var_1_7=16383, var_1_8=1289/10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=0, var_1_24=-25, var_1_25=-1, var_1_26=-127, var_1_27=313/10, var_1_29=33/4, var_1_4=516, var_1_5=0, var_1_6=-32765, var_1_7=16383, var_1_8=1289/10] [L151] RET assume_abort_if_not((var_1_28 >= -922337.2036854765600e+13F && var_1_28 <= -1.0e-20F) || (var_1_28 <= 9223372.036854765600e+12F && var_1_28 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=0, var_1_24=-25, var_1_25=-1, var_1_26=-127, var_1_27=313/10, var_1_29=33/4, var_1_4=516, var_1_5=0, var_1_6=-32765, var_1_7=16383, var_1_8=1289/10] [L168] RET updateVariables() [L169] CALL step() [L55] COND TRUE var_1_21 == var_1_22 [L56] var_1_20 = ((((var_1_23) < 0 ) ? -(var_1_23) : (var_1_23))) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=0, var_1_23=0, var_1_24=-25, var_1_25=-1, var_1_26=-127, var_1_27=313/10, var_1_29=33/4, var_1_4=516, var_1_5=0, var_1_6=-32765, var_1_7=16383, var_1_8=1289/10] [L58] var_1_24 = var_1_23 [L59] var_1_25 = var_1_26 [L60] var_1_27 = var_1_28 VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=0, var_1_23=0, var_1_24=0, var_1_25=-127, var_1_26=-127, var_1_27=2, var_1_28=2, var_1_29=33/4, var_1_4=516, var_1_5=0, var_1_6=-32765, var_1_7=16383, var_1_8=1289/10] [L61] COND TRUE ((((var_1_21) < 0 ) ? -(var_1_21) : (var_1_21))) >= var_1_27 [L62] var_1_29 = var_1_28 VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=0, var_1_23=0, var_1_24=0, var_1_25=-127, var_1_26=-127, var_1_27=2, var_1_28=2, var_1_29=2, var_1_4=516, var_1_5=0, var_1_6=-32765, var_1_7=16383, var_1_8=1289/10] [L64] unsigned char stepLocal_3 = last_1_var_1_19 < var_1_6; VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, stepLocal_3=1, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=0, var_1_23=0, var_1_24=0, var_1_25=-127, var_1_26=-127, var_1_27=2, var_1_28=2, var_1_29=2, var_1_4=516, var_1_5=0, var_1_6=-32765, var_1_7=16383, var_1_8=1289/10] [L65] COND TRUE \read(last_1_var_1_18) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, stepLocal_3=1, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=0, var_1_23=0, var_1_24=0, var_1_25=-127, var_1_26=-127, var_1_27=2, var_1_28=2, var_1_29=2, var_1_4=516, var_1_5=0, var_1_6=-32765, var_1_7=16383, var_1_8=1289/10] [L66] COND TRUE (! last_1_var_1_15) || stepLocal_3 [L67] var_1_8 = ((((127.25) > (var_1_10)) ? (127.25) : (var_1_10))) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=0, var_1_23=0, var_1_24=0, var_1_25=-127, var_1_26=-127, var_1_27=2, var_1_28=2, var_1_29=2, var_1_4=516, var_1_5=0, var_1_6=-32765, var_1_7=16383, var_1_8=509/4] [L74] COND FALSE !(var_1_12 != var_1_8) [L77] var_1_15 = var_1_16 VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=0, var_1_23=0, var_1_24=0, var_1_25=-127, var_1_26=-127, var_1_27=2, var_1_28=2, var_1_29=2, var_1_4=516, var_1_5=0, var_1_6=-32765, var_1_7=16383, var_1_8=509/4] [L79] var_1_17 = var_1_4 [L80] var_1_18 = var_1_16 [L81] var_1_19 = var_1_4 [L82] unsigned short int stepLocal_1 = var_1_17; [L83] unsigned char stepLocal_0 = var_1_17 != (16 / var_1_4); VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, stepLocal_0=0, stepLocal_1=4, var_1_10=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=4, var_1_18=1, var_1_19=4, var_1_1=1, var_1_20=0, var_1_23=0, var_1_24=0, var_1_25=-127, var_1_26=-127, var_1_27=2, var_1_28=2, var_1_29=2, var_1_4=516, var_1_5=0, var_1_6=-32765, var_1_7=16383, var_1_8=509/4] [L84] COND FALSE !(stepLocal_0 && var_1_15) [L95] var_1_1 = var_1_17 VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, stepLocal_1=4, var_1_10=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=4, var_1_18=1, var_1_19=4, var_1_1=4, var_1_20=0, var_1_23=0, var_1_24=0, var_1_25=-127, var_1_26=-127, var_1_27=2, var_1_28=2, var_1_29=2, var_1_4=516, var_1_5=0, var_1_6=-32765, var_1_7=16383, var_1_8=509/4] [L97] unsigned short int stepLocal_2 = var_1_17; VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, stepLocal_1=4, stepLocal_2=4, var_1_10=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=4, var_1_18=1, var_1_19=4, var_1_1=4, var_1_20=0, var_1_23=0, var_1_24=0, var_1_25=-127, var_1_26=-127, var_1_27=2, var_1_28=2, var_1_29=2, var_1_4=516, var_1_5=0, var_1_6=-32765, var_1_7=16383, var_1_8=509/4] [L98] COND FALSE !(stepLocal_2 < last_1_var_1_5) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, stepLocal_1=4, var_1_10=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=4, var_1_18=1, var_1_19=4, var_1_1=4, var_1_20=0, var_1_23=0, var_1_24=0, var_1_25=-127, var_1_26=-127, var_1_27=2, var_1_28=2, var_1_29=2, var_1_4=516, var_1_5=0, var_1_6=-32765, var_1_7=16383, var_1_8=509/4] [L101] COND FALSE !(! var_1_15) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, stepLocal_1=4, var_1_10=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=4, var_1_18=1, var_1_19=4, var_1_1=4, var_1_20=0, var_1_23=0, var_1_24=0, var_1_25=-127, var_1_26=-127, var_1_27=2, var_1_28=2, var_1_29=2, var_1_4=516, var_1_5=0, var_1_6=-32765, var_1_7=16383, var_1_8=509/4] [L105] unsigned short int stepLocal_5 = var_1_6; [L106] unsigned short int stepLocal_4 = var_1_5; VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, stepLocal_1=4, stepLocal_4=0, stepLocal_5=-32765, var_1_10=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=4, var_1_18=1, var_1_19=4, var_1_1=4, var_1_20=0, var_1_23=0, var_1_24=0, var_1_25=-127, var_1_26=-127, var_1_27=2, var_1_28=2, var_1_29=2, var_1_4=516, var_1_5=0, var_1_6=-32765, var_1_7=16383, var_1_8=509/4] [L107] COND TRUE stepLocal_4 != ((var_1_6 / var_1_4) * ((((var_1_5) > (var_1_19)) ? (var_1_5) : (var_1_19)))) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, stepLocal_1=4, stepLocal_5=-32765, var_1_10=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=4, var_1_18=1, var_1_19=4, var_1_1=4, var_1_20=0, var_1_23=0, var_1_24=0, var_1_25=-127, var_1_26=-127, var_1_27=2, var_1_28=2, var_1_29=2, var_1_4=516, var_1_5=0, var_1_6=-32765, var_1_7=16383, var_1_8=509/4] [L108] COND TRUE var_1_5 <= stepLocal_5 [L109] var_1_13 = 32 VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, stepLocal_1=4, var_1_10=0, var_1_13=32, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=4, var_1_18=1, var_1_19=4, var_1_1=4, var_1_20=0, var_1_23=0, var_1_24=0, var_1_25=-127, var_1_26=-127, var_1_27=2, var_1_28=2, var_1_29=2, var_1_4=516, var_1_5=0, var_1_6=-32765, var_1_7=16383, var_1_8=509/4] [L169] RET step() [L170] CALL, EXPR property() [L160-L161] return (((((((((var_1_17 != (16 / var_1_4)) && var_1_15) ? ((var_1_17 > var_1_4) ? (var_1_1 == ((unsigned short int) (var_1_4 + var_1_17))) : (var_1_15 ? (var_1_1 == ((unsigned short int) var_1_17)) : (var_1_1 == ((unsigned short int) var_1_4)))) : (var_1_1 == ((unsigned short int) var_1_17))) && ((var_1_17 < last_1_var_1_5) ? (var_1_5 == ((unsigned short int) (var_1_6 - (var_1_7 - last_1_var_1_5)))) : ((! var_1_15) ? (var_1_5 == ((unsigned short int) ((((last_1_var_1_5) > ((var_1_7 + var_1_4))) ? (last_1_var_1_5) : ((var_1_7 + var_1_4)))))) : 1))) && (last_1_var_1_18 ? (((! last_1_var_1_15) || (last_1_var_1_19 < var_1_6)) ? (var_1_8 == ((double) ((((127.25) > (var_1_10)) ? (127.25) : (var_1_10))))) : (var_1_8 == ((double) (var_1_11 + var_1_12)))) : (var_1_8 == ((double) var_1_11)))) && ((var_1_5 != ((var_1_6 / var_1_4) * ((((var_1_5) > (var_1_19)) ? (var_1_5) : (var_1_19))))) ? ((var_1_5 <= var_1_6) ? (var_1_13 == ((unsigned char) 32)) : (var_1_13 == ((unsigned char) var_1_14))) : (var_1_13 == ((unsigned char) var_1_14)))) && ((var_1_12 != var_1_8) ? (var_1_15 == ((unsigned char) (! var_1_16))) : (var_1_15 == ((unsigned char) var_1_16)))) && (var_1_17 == ((unsigned short int) var_1_4))) && (var_1_18 == ((unsigned char) var_1_16))) && (var_1_19 == ((unsigned long int) var_1_4)) ; VAL [\result=0, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=0, var_1_13=32, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=4, var_1_18=1, var_1_19=4, var_1_1=4, var_1_20=0, var_1_23=0, var_1_24=0, var_1_25=-127, var_1_26=-127, var_1_27=2, var_1_28=2, var_1_29=2, var_1_4=516, var_1_5=0, var_1_6=-32765, var_1_7=16383, var_1_8=509/4] [L170] RET, EXPR property() [L170] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=0, var_1_13=32, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=4, var_1_18=1, var_1_19=4, var_1_1=4, var_1_20=0, var_1_23=0, var_1_24=0, var_1_25=-127, var_1_26=-127, var_1_27=2, var_1_28=2, var_1_29=2, var_1_4=516, var_1_5=0, var_1_6=-32765, var_1_7=16383, var_1_8=509/4] [L19] reach_error() VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=0, var_1_13=32, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=4, var_1_18=1, var_1_19=4, var_1_1=4, var_1_20=0, var_1_23=0, var_1_24=0, var_1_25=-127, var_1_26=-127, var_1_27=2, var_1_28=2, var_1_29=2, var_1_4=516, var_1_5=0, var_1_6=-32765, var_1_7=16383, var_1_8=509/4] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 70 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 235.6s, OverallIterations: 7, TraceHistogramMax: 21, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 9.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 597 SdHoareTripleChecker+Valid, 3.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 583 mSDsluCounter, 2009 SdHoareTripleChecker+Invalid, 3.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1497 mSDsCounter, 338 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1458 IncrementalHoareTripleChecker+Invalid, 1796 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 338 mSolverCounterUnsat, 512 mSDtfsCounter, 1458 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1035 GetRequests, 929 SyntacticMatches, 2 SemanticMatches, 104 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 939 ImplicationChecksByTransitivity, 79.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=438occurred in iteration=6, InterpolantAutomatonStates: 90, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 6 MinimizatonAttempts, 202 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 1.4s SatisfiabilityAnalysisTime, 222.3s InterpolantComputationTime, 1548 NumberOfCodeBlocks, 1548 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 1115 ConstructedInterpolants, 0 QuantifiedInterpolants, 7008 SizeOfPredicates, 13 NumberOfNonLiveVariables, 1077 ConjunctsInSsa, 75 ConjunctsInUnsatCore, 8 InterpolantComputations, 3 PerfectInterpolantSequences, 6276/6720 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 RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 12:49:50,199 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1ce683-d7d1-4b33-b473-4ee015810d11/bin/uautomizer-verify-qhAvR1uOyd/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_9d1ce683-d7d1-4b33-b473-4ee015810d11/bin/uautomizer-verify-qhAvR1uOyd/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1ce683-d7d1-4b33-b473-4ee015810d11/bin/uautomizer-verify-qhAvR1uOyd/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1ce683-d7d1-4b33-b473-4ee015810d11/bin/uautomizer-verify-qhAvR1uOyd/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1ce683-d7d1-4b33-b473-4ee015810d11/bin/uautomizer-verify-qhAvR1uOyd/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-59.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1ce683-d7d1-4b33-b473-4ee015810d11/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1ce683-d7d1-4b33-b473-4ee015810d11/bin/uautomizer-verify-qhAvR1uOyd --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 e71601c55174be0ad57296dccc2279fd85b1f2c03bb5913dfcee88384188d311 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 12:49:53,320 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 12:49:53,505 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1ce683-d7d1-4b33-b473-4ee015810d11/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-13 12:49:53,520 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 12:49:53,520 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-13 12:49:53,569 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 12:49:53,571 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-13 12:49:53,571 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-13 12:49:53,571 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-13 12:49:53,572 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-13 12:49:53,572 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 12:49:53,572 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-13 12:49:53,572 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 12:49:53,572 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 12:49:53,573 INFO L153 SettingsManager]: * Use SBE=true [2024-11-13 12:49:53,573 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 12:49:53,573 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 12:49:53,576 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 12:49:53,576 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 12:49:53,576 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 12:49:53,576 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 12:49:53,576 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 12:49:53,576 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 12:49:53,577 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 12:49:53,577 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 12:49:53,577 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 12:49:53,577 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 12:49:53,577 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 12:49:53,577 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 12:49:53,577 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 12:49:53,577 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 12:49:53,578 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-13 12:49:53,578 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-13 12:49:53,578 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-13 12:49:53,578 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-13 12:49:53,578 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 12:49:53,578 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 12:49:53,578 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 12:49:53,578 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-13 12:49:53,579 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 12:49:53,579 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-13 12:49:53,579 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-13 12:49:53,582 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-13 12:49:53,582 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-13 12:49:53,583 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_9d1ce683-d7d1-4b33-b473-4ee015810d11/bin/uautomizer-verify-qhAvR1uOyd 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 -> e71601c55174be0ad57296dccc2279fd85b1f2c03bb5913dfcee88384188d311 [2024-11-13 12:49:54,009 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 12:49:54,021 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 12:49:54,024 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 12:49:54,026 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 12:49:54,026 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 12:49:54,028 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1ce683-d7d1-4b33-b473-4ee015810d11/bin/uautomizer-verify-qhAvR1uOyd/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-59.i Unable to find full path for "g++" [2024-11-13 12:49:56,505 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 12:49:56,878 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 12:49:56,879 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1ce683-d7d1-4b33-b473-4ee015810d11/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-59.i [2024-11-13 12:49:56,902 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1ce683-d7d1-4b33-b473-4ee015810d11/bin/uautomizer-verify-qhAvR1uOyd/data/753c5b6ff/c64b1f583d194c2b9f2e3a1a24b03fbd/FLAGb92131f77 [2024-11-13 12:49:57,119 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1ce683-d7d1-4b33-b473-4ee015810d11/bin/uautomizer-verify-qhAvR1uOyd/data/753c5b6ff/c64b1f583d194c2b9f2e3a1a24b03fbd [2024-11-13 12:49:57,122 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 12:49:57,126 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 12:49:57,128 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 12:49:57,128 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 12:49:57,134 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 12:49:57,136 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 12:49:57" (1/1) ... [2024-11-13 12:49:57,140 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1969fc06 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:49:57, skipping insertion in model container [2024-11-13 12:49:57,140 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 12:49:57" (1/1) ... [2024-11-13 12:49:57,174 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 12:49:57,402 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_9d1ce683-d7d1-4b33-b473-4ee015810d11/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-59.i[915,928] [2024-11-13 12:49:57,497 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 12:49:57,524 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 12:49:57,541 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_9d1ce683-d7d1-4b33-b473-4ee015810d11/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-59.i[915,928] [2024-11-13 12:49:57,588 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 12:49:57,616 INFO L204 MainTranslator]: Completed translation [2024-11-13 12:49:57,617 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:49:57 WrapperNode [2024-11-13 12:49:57,617 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 12:49:57,619 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 12:49:57,619 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 12:49:57,619 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 12:49:57,630 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:49:57" (1/1) ... [2024-11-13 12:49:57,643 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:49:57" (1/1) ... [2024-11-13 12:49:57,679 INFO L138 Inliner]: procedures = 27, calls = 34, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 167 [2024-11-13 12:49:57,679 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 12:49:57,680 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 12:49:57,680 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 12:49:57,680 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 12:49:57,693 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:49:57" (1/1) ... [2024-11-13 12:49:57,693 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:49:57" (1/1) ... [2024-11-13 12:49:57,698 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:49:57" (1/1) ... [2024-11-13 12:49:57,722 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]. [2024-11-13 12:49:57,722 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:49:57" (1/1) ... [2024-11-13 12:49:57,722 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:49:57" (1/1) ... [2024-11-13 12:49:57,738 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:49:57" (1/1) ... [2024-11-13 12:49:57,754 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:49:57" (1/1) ... [2024-11-13 12:49:57,760 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:49:57" (1/1) ... [2024-11-13 12:49:57,762 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:49:57" (1/1) ... [2024-11-13 12:49:57,770 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 12:49:57,775 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 12:49:57,775 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 12:49:57,775 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 12:49:57,776 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:49:57" (1/1) ... [2024-11-13 12:49:57,791 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-13 12:49:57,815 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1ce683-d7d1-4b33-b473-4ee015810d11/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 12:49:57,833 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1ce683-d7d1-4b33-b473-4ee015810d11/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-13 12:49:57,837 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1ce683-d7d1-4b33-b473-4ee015810d11/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-13 12:49:57,868 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 12:49:57,868 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-13 12:49:57,869 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 12:49:57,869 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 12:49:57,869 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 12:49:57,869 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 12:49:58,017 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 12:49:58,019 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 12:49:59,443 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-13 12:49:59,443 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 12:49:59,458 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 12:49:59,459 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 12:49:59,459 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 12:49:59 BoogieIcfgContainer [2024-11-13 12:49:59,459 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 12:49:59,463 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-13 12:49:59,463 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-13 12:49:59,470 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-13 12:49:59,470 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 12:49:57" (1/3) ... [2024-11-13 12:49:59,472 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@790c7193 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 12:49:59, skipping insertion in model container [2024-11-13 12:49:59,472 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:49:57" (2/3) ... [2024-11-13 12:49:59,472 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@790c7193 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 12:49:59, skipping insertion in model container [2024-11-13 12:49:59,472 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 12:49:59" (3/3) ... [2024-11-13 12:49:59,474 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-10_file-59.i [2024-11-13 12:49:59,496 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-13 12:49:59,498 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodesize_ps-cn-10_file-59.i that has 2 procedures, 70 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-13 12:49:59,572 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-13 12:49:59,587 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;@766143c7, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-13 12:49:59,587 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-13 12:49:59,592 INFO L276 IsEmpty]: Start isEmpty. Operand has 70 states, 46 states have (on average 1.3695652173913044) internal successors, (63), 47 states have internal predecessors, (63), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2024-11-13 12:49:59,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2024-11-13 12:49:59,607 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 12:49:59,608 INFO L215 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 12:49:59,608 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 12:49:59,614 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:49:59,614 INFO L85 PathProgramCache]: Analyzing trace with hash -824317568, now seen corresponding path program 1 times [2024-11-13 12:49:59,628 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-13 12:49:59,629 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1220355539] [2024-11-13 12:49:59,630 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:49:59,630 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 [2024-11-13 12:49:59,631 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1ce683-d7d1-4b33-b473-4ee015810d11/bin/uautomizer-verify-qhAvR1uOyd/mathsat [2024-11-13 12:49:59,635 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1ce683-d7d1-4b33-b473-4ee015810d11/bin/uautomizer-verify-qhAvR1uOyd/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) [2024-11-13 12:49:59,643 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1ce683-d7d1-4b33-b473-4ee015810d11/bin/uautomizer-verify-qhAvR1uOyd/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 [2024-11-13 12:50:00,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:50:00,297 INFO L255 TraceCheckSpWp]: Trace formula consists of 243 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 12:50:00,311 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 12:50:00,374 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 404 proven. 0 refuted. 0 times theorem prover too weak. 436 trivial. 0 not checked. [2024-11-13 12:50:00,374 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-13 12:50:00,375 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-13 12:50:00,376 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1220355539] [2024-11-13 12:50:00,376 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1220355539] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 12:50:00,376 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 12:50:00,377 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 12:50:00,379 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [421897059] [2024-11-13 12:50:00,380 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 12:50:00,385 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-13 12:50:00,385 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-13 12:50:00,411 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-13 12:50:00,412 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-13 12:50:00,415 INFO L87 Difference]: Start difference. First operand has 70 states, 46 states have (on average 1.3695652173913044) internal successors, (63), 47 states have internal predecessors, (63), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) Second operand has 2 states, 2 states have (on average 20.5) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-13 12:50:00,472 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 12:50:00,473 INFO L93 Difference]: Finished difference Result 133 states and 225 transitions. [2024-11-13 12:50:00,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:50:00,476 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 20.5) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 139 [2024-11-13 12:50:00,476 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 12:50:00,488 INFO L225 Difference]: With dead ends: 133 [2024-11-13 12:50:00,488 INFO L226 Difference]: Without dead ends: 66 [2024-11-13 12:50:00,494 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 138 GetRequests, 138 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-13 12:50:00,498 INFO L432 NwaCegarLoop]: 98 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, 98 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 [2024-11-13 12:50:00,501 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 98 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-13 12:50:00,521 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66 states. [2024-11-13 12:50:00,558 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66 to 66. [2024-11-13 12:50:00,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 66 states, 43 states have (on average 1.302325581395349) internal successors, (56), 43 states have internal predecessors, (56), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2024-11-13 12:50:00,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 66 states and 98 transitions. [2024-11-13 12:50:00,575 INFO L78 Accepts]: Start accepts. Automaton has 66 states and 98 transitions. Word has length 139 [2024-11-13 12:50:00,577 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 12:50:00,577 INFO L471 AbstractCegarLoop]: Abstraction has 66 states and 98 transitions. [2024-11-13 12:50:00,578 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 20.5) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-13 12:50:00,578 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 98 transitions. [2024-11-13 12:50:00,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2024-11-13 12:50:00,583 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 12:50:00,584 INFO L215 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 12:50:00,597 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1ce683-d7d1-4b33-b473-4ee015810d11/bin/uautomizer-verify-qhAvR1uOyd/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2024-11-13 12:50:00,785 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1ce683-d7d1-4b33-b473-4ee015810d11/bin/uautomizer-verify-qhAvR1uOyd/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 [2024-11-13 12:50:00,786 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 12:50:00,788 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:50:00,789 INFO L85 PathProgramCache]: Analyzing trace with hash -596617230, now seen corresponding path program 1 times [2024-11-13 12:50:00,790 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-13 12:50:00,791 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [379486880] [2024-11-13 12:50:00,791 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:50:00,791 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 [2024-11-13 12:50:00,792 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1ce683-d7d1-4b33-b473-4ee015810d11/bin/uautomizer-verify-qhAvR1uOyd/mathsat [2024-11-13 12:50:00,795 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1ce683-d7d1-4b33-b473-4ee015810d11/bin/uautomizer-verify-qhAvR1uOyd/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) [2024-11-13 12:50:00,799 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1ce683-d7d1-4b33-b473-4ee015810d11/bin/uautomizer-verify-qhAvR1uOyd/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 [2024-11-13 12:50:01,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:50:01,327 INFO L255 TraceCheckSpWp]: Trace formula consists of 243 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-13 12:50:01,334 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 12:50:02,160 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2024-11-13 12:50:02,160 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-13 12:50:02,160 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-13 12:50:02,161 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [379486880] [2024-11-13 12:50:02,161 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [379486880] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 12:50:02,161 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 12:50:02,161 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-13 12:50:02,162 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [666963104] [2024-11-13 12:50:02,162 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 12:50:02,163 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-13 12:50:02,164 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-13 12:50:02,165 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-13 12:50:02,165 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-13 12:50:02,165 INFO L87 Difference]: Start difference. First operand 66 states and 98 transitions. Second operand has 4 states, 4 states have (on average 9.25) internal successors, (37), 3 states have internal predecessors, (37), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-11-13 12:50:03,230 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 12:50:03,231 INFO L93 Difference]: Finished difference Result 193 states and 289 transitions. [2024-11-13 12:50:03,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-13 12:50:03,241 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.25) internal successors, (37), 3 states have internal predecessors, (37), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) Word has length 139 [2024-11-13 12:50:03,242 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 12:50:03,244 INFO L225 Difference]: With dead ends: 193 [2024-11-13 12:50:03,245 INFO L226 Difference]: Without dead ends: 130 [2024-11-13 12:50:03,246 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 139 GetRequests, 136 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-13 12:50:03,247 INFO L432 NwaCegarLoop]: 95 mSDtfsCounter, 61 mSDsluCounter, 183 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 43 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 61 SdHoareTripleChecker+Valid, 278 SdHoareTripleChecker+Invalid, 53 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 43 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-11-13 12:50:03,247 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [61 Valid, 278 Invalid, 53 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [43 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-11-13 12:50:03,249 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 130 states. [2024-11-13 12:50:03,300 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 130 to 111. [2024-11-13 12:50:03,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 111 states, 66 states have (on average 1.2272727272727273) internal successors, (81), 66 states have internal predecessors, (81), 42 states have call successors, (42), 2 states have call predecessors, (42), 2 states have return successors, (42), 42 states have call predecessors, (42), 42 states have call successors, (42) [2024-11-13 12:50:03,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 111 states and 165 transitions. [2024-11-13 12:50:03,304 INFO L78 Accepts]: Start accepts. Automaton has 111 states and 165 transitions. Word has length 139 [2024-11-13 12:50:03,305 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 12:50:03,306 INFO L471 AbstractCegarLoop]: Abstraction has 111 states and 165 transitions. [2024-11-13 12:50:03,306 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.25) internal successors, (37), 3 states have internal predecessors, (37), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-11-13 12:50:03,306 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 165 transitions. [2024-11-13 12:50:03,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2024-11-13 12:50:03,309 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 12:50:03,309 INFO L215 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 12:50:03,324 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1ce683-d7d1-4b33-b473-4ee015810d11/bin/uautomizer-verify-qhAvR1uOyd/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 [2024-11-13 12:50:03,513 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1ce683-d7d1-4b33-b473-4ee015810d11/bin/uautomizer-verify-qhAvR1uOyd/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 [2024-11-13 12:50:03,514 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 12:50:03,514 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:50:03,514 INFO L85 PathProgramCache]: Analyzing trace with hash 727249989, now seen corresponding path program 1 times [2024-11-13 12:50:03,516 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-13 12:50:03,516 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2020670531] [2024-11-13 12:50:03,516 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:50:03,517 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 [2024-11-13 12:50:03,517 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1ce683-d7d1-4b33-b473-4ee015810d11/bin/uautomizer-verify-qhAvR1uOyd/mathsat [2024-11-13 12:50:03,519 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1ce683-d7d1-4b33-b473-4ee015810d11/bin/uautomizer-verify-qhAvR1uOyd/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) [2024-11-13 12:50:03,523 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1ce683-d7d1-4b33-b473-4ee015810d11/bin/uautomizer-verify-qhAvR1uOyd/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 [2024-11-13 12:50:04,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:50:04,030 INFO L255 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-13 12:50:04,036 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 12:50:04,834 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2024-11-13 12:50:04,836 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-13 12:50:04,836 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-13 12:50:04,836 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2020670531] [2024-11-13 12:50:04,836 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2020670531] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 12:50:04,837 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 12:50:04,837 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-13 12:50:04,837 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [616420786] [2024-11-13 12:50:04,837 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 12:50:04,837 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-13 12:50:04,838 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-13 12:50:04,839 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-13 12:50:04,842 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-13 12:50:04,842 INFO L87 Difference]: Start difference. First operand 111 states and 165 transitions. Second operand has 4 states, 4 states have (on average 9.5) internal successors, (38), 3 states have internal predecessors, (38), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-11-13 12:50:06,387 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 12:50:06,387 INFO L93 Difference]: Finished difference Result 247 states and 367 transitions. [2024-11-13 12:50:06,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-13 12:50:06,398 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.5) internal successors, (38), 3 states have internal predecessors, (38), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) Word has length 140 [2024-11-13 12:50:06,399 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 12:50:06,402 INFO L225 Difference]: With dead ends: 247 [2024-11-13 12:50:06,402 INFO L226 Difference]: Without dead ends: 184 [2024-11-13 12:50:06,403 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 140 GetRequests, 137 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-13 12:50:06,404 INFO L432 NwaCegarLoop]: 100 mSDtfsCounter, 76 mSDsluCounter, 176 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 44 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 76 SdHoareTripleChecker+Valid, 276 SdHoareTripleChecker+Invalid, 67 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 44 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2024-11-13 12:50:06,405 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [76 Valid, 276 Invalid, 67 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [44 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2024-11-13 12:50:06,406 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 184 states. [2024-11-13 12:50:06,465 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 184 to 172. [2024-11-13 12:50:06,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 172 states, 105 states have (on average 1.2476190476190476) internal successors, (131), 105 states have internal predecessors, (131), 63 states have call successors, (63), 3 states have call predecessors, (63), 3 states have return successors, (63), 63 states have call predecessors, (63), 63 states have call successors, (63) [2024-11-13 12:50:06,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 172 states and 257 transitions. [2024-11-13 12:50:06,475 INFO L78 Accepts]: Start accepts. Automaton has 172 states and 257 transitions. Word has length 140 [2024-11-13 12:50:06,476 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 12:50:06,479 INFO L471 AbstractCegarLoop]: Abstraction has 172 states and 257 transitions. [2024-11-13 12:50:06,479 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.5) internal successors, (38), 3 states have internal predecessors, (38), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-11-13 12:50:06,480 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 257 transitions. [2024-11-13 12:50:06,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2024-11-13 12:50:06,483 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 12:50:06,483 INFO L215 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 12:50:06,501 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1ce683-d7d1-4b33-b473-4ee015810d11/bin/uautomizer-verify-qhAvR1uOyd/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 [2024-11-13 12:50:06,690 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1ce683-d7d1-4b33-b473-4ee015810d11/bin/uautomizer-verify-qhAvR1uOyd/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 [2024-11-13 12:50:06,691 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 12:50:06,691 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:50:06,691 INFO L85 PathProgramCache]: Analyzing trace with hash 688689027, now seen corresponding path program 1 times [2024-11-13 12:50:06,692 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-13 12:50:06,692 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2138180388] [2024-11-13 12:50:06,693 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:50:06,693 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 [2024-11-13 12:50:06,693 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1ce683-d7d1-4b33-b473-4ee015810d11/bin/uautomizer-verify-qhAvR1uOyd/mathsat [2024-11-13 12:50:06,695 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1ce683-d7d1-4b33-b473-4ee015810d11/bin/uautomizer-verify-qhAvR1uOyd/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) [2024-11-13 12:50:06,697 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1ce683-d7d1-4b33-b473-4ee015810d11/bin/uautomizer-verify-qhAvR1uOyd/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 [2024-11-13 12:50:07,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:50:07,169 INFO L255 TraceCheckSpWp]: Trace formula consists of 245 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-13 12:50:07,174 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 12:50:08,049 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 438 proven. 42 refuted. 0 times theorem prover too weak. 360 trivial. 0 not checked. [2024-11-13 12:50:08,051 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-13 12:50:08,728 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 36 proven. 24 refuted. 0 times theorem prover too weak. 780 trivial. 0 not checked. [2024-11-13 12:50:08,728 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-13 12:50:08,728 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2138180388] [2024-11-13 12:50:08,729 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2138180388] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-13 12:50:08,729 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-13 12:50:08,729 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 6] total 12 [2024-11-13 12:50:08,729 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [892169994] [2024-11-13 12:50:08,729 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-13 12:50:08,730 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-13 12:50:08,731 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-13 12:50:08,732 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-13 12:50:08,732 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=93, Unknown=0, NotChecked=0, Total=132 [2024-11-13 12:50:08,733 INFO L87 Difference]: Start difference. First operand 172 states and 257 transitions. Second operand has 12 states, 12 states have (on average 5.75) internal successors, (69), 12 states have internal predecessors, (69), 3 states have call successors, (29), 3 states have call predecessors, (29), 5 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2024-11-13 12:50:11,480 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 12:50:11,481 INFO L93 Difference]: Finished difference Result 542 states and 771 transitions. [2024-11-13 12:50:11,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-11-13 12:50:11,484 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 5.75) internal successors, (69), 12 states have internal predecessors, (69), 3 states have call successors, (29), 3 states have call predecessors, (29), 5 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) Word has length 141 [2024-11-13 12:50:11,484 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 12:50:11,488 INFO L225 Difference]: With dead ends: 542 [2024-11-13 12:50:11,489 INFO L226 Difference]: Without dead ends: 418 [2024-11-13 12:50:11,490 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 305 GetRequests, 273 SyntacticMatches, 1 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 272 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=296, Invalid=760, Unknown=0, NotChecked=0, Total=1056 [2024-11-13 12:50:11,491 INFO L432 NwaCegarLoop]: 66 mSDtfsCounter, 190 mSDsluCounter, 251 mSDsCounter, 0 mSdLazyCounter, 254 mSolverCounterSat, 126 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 204 SdHoareTripleChecker+Valid, 317 SdHoareTripleChecker+Invalid, 380 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 126 IncrementalHoareTripleChecker+Valid, 254 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2024-11-13 12:50:11,492 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [204 Valid, 317 Invalid, 380 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [126 Valid, 254 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2024-11-13 12:50:11,493 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 418 states. [2024-11-13 12:50:11,560 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 418 to 206. [2024-11-13 12:50:11,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 206 states, 133 states have (on average 1.2030075187969924) internal successors, (160), 133 states have internal predecessors, (160), 63 states have call successors, (63), 9 states have call predecessors, (63), 9 states have return successors, (63), 63 states have call predecessors, (63), 63 states have call successors, (63) [2024-11-13 12:50:11,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 206 states and 286 transitions. [2024-11-13 12:50:11,567 INFO L78 Accepts]: Start accepts. Automaton has 206 states and 286 transitions. Word has length 141 [2024-11-13 12:50:11,568 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 12:50:11,570 INFO L471 AbstractCegarLoop]: Abstraction has 206 states and 286 transitions. [2024-11-13 12:50:11,571 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 5.75) internal successors, (69), 12 states have internal predecessors, (69), 3 states have call successors, (29), 3 states have call predecessors, (29), 5 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2024-11-13 12:50:11,571 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 286 transitions. [2024-11-13 12:50:11,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2024-11-13 12:50:11,577 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 12:50:11,577 INFO L215 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 12:50:11,588 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1ce683-d7d1-4b33-b473-4ee015810d11/bin/uautomizer-verify-qhAvR1uOyd/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Ended with exit code 0 [2024-11-13 12:50:11,778 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1ce683-d7d1-4b33-b473-4ee015810d11/bin/uautomizer-verify-qhAvR1uOyd/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 [2024-11-13 12:50:11,778 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 12:50:11,778 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:50:11,779 INFO L85 PathProgramCache]: Analyzing trace with hash -1831270907, now seen corresponding path program 1 times [2024-11-13 12:50:11,779 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-13 12:50:11,779 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [105863647] [2024-11-13 12:50:11,779 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:50:11,779 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 [2024-11-13 12:50:11,780 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1ce683-d7d1-4b33-b473-4ee015810d11/bin/uautomizer-verify-qhAvR1uOyd/mathsat [2024-11-13 12:50:11,782 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1ce683-d7d1-4b33-b473-4ee015810d11/bin/uautomizer-verify-qhAvR1uOyd/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) [2024-11-13 12:50:11,784 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1ce683-d7d1-4b33-b473-4ee015810d11/bin/uautomizer-verify-qhAvR1uOyd/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2024-11-13 12:50:12,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:50:12,237 INFO L255 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-13 12:50:12,244 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 12:50:17,552 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 498 proven. 132 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2024-11-13 12:50:17,553 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-13 12:51:03,068 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 75 proven. 96 refuted. 0 times theorem prover too weak. 669 trivial. 0 not checked. [2024-11-13 12:51:03,068 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-13 12:51:03,069 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [105863647] [2024-11-13 12:51:03,069 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [105863647] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-13 12:51:03,069 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-13 12:51:03,069 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 15] total 32 [2024-11-13 12:51:03,070 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [422390427] [2024-11-13 12:51:03,070 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-13 12:51:03,071 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 32 states [2024-11-13 12:51:03,071 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-13 12:51:03,072 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2024-11-13 12:51:03,073 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=278, Invalid=714, Unknown=0, NotChecked=0, Total=992 [2024-11-13 12:51:03,073 INFO L87 Difference]: Start difference. First operand 206 states and 286 transitions. Second operand has 32 states, 31 states have (on average 3.2580645161290325) internal successors, (101), 30 states have internal predecessors, (101), 9 states have call successors, (42), 6 states have call predecessors, (42), 11 states have return successors, (42), 9 states have call predecessors, (42), 9 states have call successors, (42) [2024-11-13 12:51:22,013 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.26s for a HTC check with result VALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 12:52:13,898 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 12:52:13,899 INFO L93 Difference]: Finished difference Result 483 states and 626 transitions. [2024-11-13 12:52:13,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-11-13 12:52:13,914 INFO L78 Accepts]: Start accepts. Automaton has has 32 states, 31 states have (on average 3.2580645161290325) internal successors, (101), 30 states have internal predecessors, (101), 9 states have call successors, (42), 6 states have call predecessors, (42), 11 states have return successors, (42), 9 states have call predecessors, (42), 9 states have call successors, (42) Word has length 141 [2024-11-13 12:52:13,914 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 12:52:13,916 INFO L225 Difference]: With dead ends: 483 [2024-11-13 12:52:13,917 INFO L226 Difference]: Without dead ends: 333 [2024-11-13 12:52:13,919 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 321 GetRequests, 255 SyntacticMatches, 0 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1660 ImplicationChecksByTransitivity, 57.8s TimeCoverageRelationStatistics Valid=1349, Invalid=3207, Unknown=0, NotChecked=0, Total=4556 [2024-11-13 12:52:13,920 INFO L432 NwaCegarLoop]: 74 mSDtfsCounter, 423 mSDsluCounter, 517 mSDsCounter, 0 mSdLazyCounter, 1081 mSolverCounterSat, 160 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 33.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 423 SdHoareTripleChecker+Valid, 591 SdHoareTripleChecker+Invalid, 1241 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 160 IncrementalHoareTripleChecker+Valid, 1081 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 35.2s IncrementalHoareTripleChecker+Time [2024-11-13 12:52:13,920 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [423 Valid, 591 Invalid, 1241 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [160 Valid, 1081 Invalid, 0 Unknown, 0 Unchecked, 35.2s Time] [2024-11-13 12:52:13,922 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 333 states. [2024-11-13 12:52:13,977 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 333 to 243. [2024-11-13 12:52:13,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 243 states, 162 states have (on average 1.1666666666666667) internal successors, (189), 162 states have internal predecessors, (189), 63 states have call successors, (63), 17 states have call predecessors, (63), 17 states have return successors, (63), 63 states have call predecessors, (63), 63 states have call successors, (63) [2024-11-13 12:52:13,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 243 states and 315 transitions. [2024-11-13 12:52:13,982 INFO L78 Accepts]: Start accepts. Automaton has 243 states and 315 transitions. Word has length 141 [2024-11-13 12:52:13,982 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 12:52:13,983 INFO L471 AbstractCegarLoop]: Abstraction has 243 states and 315 transitions. [2024-11-13 12:52:13,983 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 32 states, 31 states have (on average 3.2580645161290325) internal successors, (101), 30 states have internal predecessors, (101), 9 states have call successors, (42), 6 states have call predecessors, (42), 11 states have return successors, (42), 9 states have call predecessors, (42), 9 states have call successors, (42) [2024-11-13 12:52:13,983 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 315 transitions. [2024-11-13 12:52:13,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2024-11-13 12:52:13,986 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 12:52:13,986 INFO L215 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 12:52:13,996 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1ce683-d7d1-4b33-b473-4ee015810d11/bin/uautomizer-verify-qhAvR1uOyd/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2024-11-13 12:52:14,187 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1ce683-d7d1-4b33-b473-4ee015810d11/bin/uautomizer-verify-qhAvR1uOyd/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 [2024-11-13 12:52:14,187 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 12:52:14,187 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:52:14,187 INFO L85 PathProgramCache]: Analyzing trace with hash 430523589, now seen corresponding path program 1 times [2024-11-13 12:52:14,188 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-13 12:52:14,188 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [185234175] [2024-11-13 12:52:14,188 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:52:14,188 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 [2024-11-13 12:52:14,189 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1ce683-d7d1-4b33-b473-4ee015810d11/bin/uautomizer-verify-qhAvR1uOyd/mathsat [2024-11-13 12:52:14,193 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1ce683-d7d1-4b33-b473-4ee015810d11/bin/uautomizer-verify-qhAvR1uOyd/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) [2024-11-13 12:52:14,195 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1ce683-d7d1-4b33-b473-4ee015810d11/bin/uautomizer-verify-qhAvR1uOyd/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2024-11-13 12:52:14,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:52:14,666 INFO L255 TraceCheckSpWp]: Trace formula consists of 245 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-13 12:52:14,672 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 12:52:19,306 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 295 proven. 174 refuted. 0 times theorem prover too weak. 371 trivial. 0 not checked. [2024-11-13 12:52:19,307 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-13 12:54:09,294 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-13 12:54:09,294 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [185234175] [2024-11-13 12:54:09,295 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [185234175] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 12:54:09,295 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [965720555] [2024-11-13 12:54:09,295 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:54:09,295 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 12:54:09,295 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1ce683-d7d1-4b33-b473-4ee015810d11/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 12:54:09,297 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1ce683-d7d1-4b33-b473-4ee015810d11/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 12:54:09,299 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1ce683-d7d1-4b33-b473-4ee015810d11/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-11-13 12:54:10,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:54:10,050 INFO L255 TraceCheckSpWp]: Trace formula consists of 245 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-13 12:54:10,054 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 12:54:16,128 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 295 proven. 174 refuted. 0 times theorem prover too weak. 371 trivial. 0 not checked. [2024-11-13 12:54:16,129 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-13 12:55:08,816 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [965720555] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 12:55:08,816 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-13 12:55:08,816 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 18] total 18 [2024-11-13 12:55:08,819 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [42920192] [2024-11-13 12:55:08,819 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-13 12:55:08,819 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2024-11-13 12:55:08,819 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-13 12:55:08,820 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2024-11-13 12:55:08,820 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=163, Invalid=534, Unknown=5, NotChecked=0, Total=702 [2024-11-13 12:55:08,821 INFO L87 Difference]: Start difference. First operand 243 states and 315 transitions. Second operand has 19 states, 19 states have (on average 3.0) internal successors, (57), 17 states have internal predecessors, (57), 5 states have call successors, (21), 5 states have call predecessors, (21), 7 states have return successors, (21), 5 states have call predecessors, (21), 5 states have call successors, (21) [2024-11-13 12:55:18,626 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 12:55:18,627 INFO L93 Difference]: Finished difference Result 373 states and 472 transitions. [2024-11-13 12:55:18,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-11-13 12:55:18,647 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 19 states have (on average 3.0) internal successors, (57), 17 states have internal predecessors, (57), 5 states have call successors, (21), 5 states have call predecessors, (21), 7 states have return successors, (21), 5 states have call predecessors, (21), 5 states have call successors, (21) Word has length 141 [2024-11-13 12:55:18,647 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 12:55:18,649 INFO L225 Difference]: With dead ends: 373 [2024-11-13 12:55:18,649 INFO L226 Difference]: Without dead ends: 284 [2024-11-13 12:55:18,656 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 510 GetRequests, 465 SyntacticMatches, 0 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 488 ImplicationChecksByTransitivity, 73.2s TimeCoverageRelationStatistics Valid=497, Invalid=1660, Unknown=5, NotChecked=0, Total=2162 [2024-11-13 12:55:18,660 INFO L432 NwaCegarLoop]: 77 mSDtfsCounter, 134 mSDsluCounter, 442 mSDsCounter, 0 mSdLazyCounter, 488 mSolverCounterSat, 54 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 134 SdHoareTripleChecker+Valid, 519 SdHoareTripleChecker+Invalid, 542 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 54 IncrementalHoareTripleChecker+Valid, 488 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2024-11-13 12:55:18,660 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [134 Valid, 519 Invalid, 542 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [54 Valid, 488 Invalid, 0 Unknown, 0 Unchecked, 4.2s Time] [2024-11-13 12:55:18,664 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 284 states. [2024-11-13 12:55:18,747 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 284 to 259. [2024-11-13 12:55:18,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 259 states, 174 states have (on average 1.1551724137931034) internal successors, (201), 174 states have internal predecessors, (201), 63 states have call successors, (63), 21 states have call predecessors, (63), 21 states have return successors, (63), 63 states have call predecessors, (63), 63 states have call successors, (63) [2024-11-13 12:55:18,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 259 states and 327 transitions. [2024-11-13 12:55:18,751 INFO L78 Accepts]: Start accepts. Automaton has 259 states and 327 transitions. Word has length 141 [2024-11-13 12:55:18,752 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 12:55:18,754 INFO L471 AbstractCegarLoop]: Abstraction has 259 states and 327 transitions. [2024-11-13 12:55:18,755 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 3.0) internal successors, (57), 17 states have internal predecessors, (57), 5 states have call successors, (21), 5 states have call predecessors, (21), 7 states have return successors, (21), 5 states have call predecessors, (21), 5 states have call successors, (21) [2024-11-13 12:55:18,755 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 327 transitions. [2024-11-13 12:55:18,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2024-11-13 12:55:18,762 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 12:55:18,762 INFO L215 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 12:55:18,836 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1ce683-d7d1-4b33-b473-4ee015810d11/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2024-11-13 12:55:18,974 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1ce683-d7d1-4b33-b473-4ee015810d11/bin/uautomizer-verify-qhAvR1uOyd/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Ended with exit code 0 [2024-11-13 12:55:19,163 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1ce683-d7d1-4b33-b473-4ee015810d11/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1ce683-d7d1-4b33-b473-4ee015810d11/bin/uautomizer-verify-qhAvR1uOyd/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 [2024-11-13 12:55:19,164 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 12:55:19,165 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:55:19,165 INFO L85 PathProgramCache]: Analyzing trace with hash -1170383519, now seen corresponding path program 1 times [2024-11-13 12:55:19,166 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-13 12:55:19,166 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1943101686] [2024-11-13 12:55:19,166 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:55:19,167 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 [2024-11-13 12:55:19,167 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1ce683-d7d1-4b33-b473-4ee015810d11/bin/uautomizer-verify-qhAvR1uOyd/mathsat [2024-11-13 12:55:19,170 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1ce683-d7d1-4b33-b473-4ee015810d11/bin/uautomizer-verify-qhAvR1uOyd/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) [2024-11-13 12:55:19,178 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1ce683-d7d1-4b33-b473-4ee015810d11/bin/uautomizer-verify-qhAvR1uOyd/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2024-11-13 12:55:19,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:55:19,718 INFO L255 TraceCheckSpWp]: Trace formula consists of 245 conjuncts, 32 conjuncts are in the unsatisfiable core [2024-11-13 12:55:19,725 INFO L278 TraceCheckSpWp]: Computing forward predicates...