./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-3.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6497de01 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baad02b3-20d1-4bfa-8c78-a9d50bf72e1c/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baad02b3-20d1-4bfa-8c78-a9d50bf72e1c/bin/uautomizer-verify-LYvppIcaGC/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baad02b3-20d1-4bfa-8c78-a9d50bf72e1c/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baad02b3-20d1-4bfa-8c78-a9d50bf72e1c/bin/uautomizer-verify-LYvppIcaGC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baad02b3-20d1-4bfa-8c78-a9d50bf72e1c/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baad02b3-20d1-4bfa-8c78-a9d50bf72e1c/bin/uautomizer-verify-LYvppIcaGC --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5ca8d44de1b038c40865b8a2cfc17e34a1f96999f82ad60fa9216aae98b3e84c --- Real Ultimate output --- This is Ultimate 0.3.0-dev-6497de0 [2024-11-24 01:29:12,186 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-24 01:29:12,311 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baad02b3-20d1-4bfa-8c78-a9d50bf72e1c/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-24 01:29:12,320 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-24 01:29:12,321 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-24 01:29:12,370 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-24 01:29:12,372 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-24 01:29:12,373 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-24 01:29:12,373 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-24 01:29:12,374 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-24 01:29:12,375 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-24 01:29:12,375 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-24 01:29:12,375 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-24 01:29:12,376 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-24 01:29:12,376 INFO L153 SettingsManager]: * Use SBE=true [2024-11-24 01:29:12,377 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-24 01:29:12,377 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-24 01:29:12,377 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-24 01:29:12,377 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-24 01:29:12,377 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-24 01:29:12,378 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-24 01:29:12,378 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-24 01:29:12,378 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-24 01:29:12,378 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-24 01:29:12,378 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-24 01:29:12,378 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-24 01:29:12,378 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-24 01:29:12,379 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-24 01:29:12,379 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-24 01:29:12,379 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-24 01:29:12,379 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-24 01:29:12,379 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-24 01:29:12,379 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 01:29:12,380 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-24 01:29:12,381 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-24 01:29:12,381 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-24 01:29:12,381 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-24 01:29:12,381 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 01:29:12,381 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-24 01:29:12,381 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-24 01:29:12,382 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-24 01:29:12,382 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-24 01:29:12,382 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-24 01:29:12,382 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-24 01:29:12,382 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-24 01:29:12,383 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-24 01:29:12,383 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-24 01:29:12,383 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-24 01:29:12,383 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_baad02b3-20d1-4bfa-8c78-a9d50bf72e1c/bin/uautomizer-verify-LYvppIcaGC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5ca8d44de1b038c40865b8a2cfc17e34a1f96999f82ad60fa9216aae98b3e84c [2024-11-24 01:29:12,744 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-24 01:29:12,754 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-24 01:29:12,756 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-24 01:29:12,758 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-24 01:29:12,758 INFO L274 PluginConnector]: CDTParser initialized [2024-11-24 01:29:12,760 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baad02b3-20d1-4bfa-8c78-a9d50bf72e1c/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-3.i [2024-11-24 01:29:15,760 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baad02b3-20d1-4bfa-8c78-a9d50bf72e1c/bin/uautomizer-verify-LYvppIcaGC/data/aa61215ba/1d334a994bd643a99c456bdbfcba05ab/FLAG03c0c06ba [2024-11-24 01:29:16,103 INFO L384 CDTParser]: Found 1 translation units. [2024-11-24 01:29:16,104 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baad02b3-20d1-4bfa-8c78-a9d50bf72e1c/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-3.i [2024-11-24 01:29:16,118 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baad02b3-20d1-4bfa-8c78-a9d50bf72e1c/bin/uautomizer-verify-LYvppIcaGC/data/aa61215ba/1d334a994bd643a99c456bdbfcba05ab/FLAG03c0c06ba [2024-11-24 01:29:16,145 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baad02b3-20d1-4bfa-8c78-a9d50bf72e1c/bin/uautomizer-verify-LYvppIcaGC/data/aa61215ba/1d334a994bd643a99c456bdbfcba05ab [2024-11-24 01:29:16,150 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-24 01:29:16,154 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-24 01:29:16,156 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-24 01:29:16,156 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-24 01:29:16,161 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-24 01:29:16,162 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 01:29:16" (1/1) ... [2024-11-24 01:29:16,163 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bb4c305 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:29:16, skipping insertion in model container [2024-11-24 01:29:16,164 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 01:29:16" (1/1) ... [2024-11-24 01:29:16,196 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-24 01:29:16,400 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_baad02b3-20d1-4bfa-8c78-a9d50bf72e1c/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-3.i[914,927] [2024-11-24 01:29:16,522 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 01:29:16,545 INFO L200 MainTranslator]: Completed pre-run [2024-11-24 01:29:16,559 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_baad02b3-20d1-4bfa-8c78-a9d50bf72e1c/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-3.i[914,927] [2024-11-24 01:29:16,627 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 01:29:16,653 INFO L204 MainTranslator]: Completed translation [2024-11-24 01:29:16,654 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:29:16 WrapperNode [2024-11-24 01:29:16,656 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-24 01:29:16,657 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-24 01:29:16,658 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-24 01:29:16,658 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-24 01:29:16,665 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:29:16" (1/1) ... [2024-11-24 01:29:16,683 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:29:16" (1/1) ... [2024-11-24 01:29:16,744 INFO L138 Inliner]: procedures = 26, calls = 39, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 199 [2024-11-24 01:29:16,748 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-24 01:29:16,749 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-24 01:29:16,749 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-24 01:29:16,749 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-24 01:29:16,763 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:29:16" (1/1) ... [2024-11-24 01:29:16,763 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:29:16" (1/1) ... [2024-11-24 01:29:16,771 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:29:16" (1/1) ... [2024-11-24 01:29:16,792 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-24 01:29:16,792 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:29:16" (1/1) ... [2024-11-24 01:29:16,792 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:29:16" (1/1) ... [2024-11-24 01:29:16,812 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:29:16" (1/1) ... [2024-11-24 01:29:16,813 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:29:16" (1/1) ... [2024-11-24 01:29:16,821 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:29:16" (1/1) ... [2024-11-24 01:29:16,828 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:29:16" (1/1) ... [2024-11-24 01:29:16,833 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:29:16" (1/1) ... [2024-11-24 01:29:16,841 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-24 01:29:16,842 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-24 01:29:16,842 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-24 01:29:16,842 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-24 01:29:16,843 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:29:16" (1/1) ... [2024-11-24 01:29:16,855 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 01:29:16,877 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baad02b3-20d1-4bfa-8c78-a9d50bf72e1c/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 01:29:16,893 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baad02b3-20d1-4bfa-8c78-a9d50bf72e1c/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-24 01:29:16,897 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baad02b3-20d1-4bfa-8c78-a9d50bf72e1c/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-24 01:29:16,924 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-24 01:29:16,924 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-24 01:29:16,925 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-24 01:29:16,925 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-24 01:29:16,925 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-24 01:29:16,925 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-24 01:29:17,046 INFO L234 CfgBuilder]: Building ICFG [2024-11-24 01:29:17,048 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-24 01:29:17,595 INFO L? ?]: Removed 16 outVars from TransFormulas that were not future-live. [2024-11-24 01:29:17,596 INFO L283 CfgBuilder]: Performing block encoding [2024-11-24 01:29:17,613 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-24 01:29:17,613 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-24 01:29:17,614 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 01:29:17 BoogieIcfgContainer [2024-11-24 01:29:17,614 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-24 01:29:17,617 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-24 01:29:17,617 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-24 01:29:17,623 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-24 01:29:17,624 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 01:29:16" (1/3) ... [2024-11-24 01:29:17,624 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@86d97e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 01:29:17, skipping insertion in model container [2024-11-24 01:29:17,625 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:29:16" (2/3) ... [2024-11-24 01:29:17,625 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@86d97e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 01:29:17, skipping insertion in model container [2024-11-24 01:29:17,625 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 01:29:17" (3/3) ... [2024-11-24 01:29:17,626 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-10_file-3.i [2024-11-24 01:29:17,645 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-24 01:29:17,648 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodesize_ps-cn-10_file-3.i that has 2 procedures, 90 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-24 01:29:17,733 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-24 01:29:17,752 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;@2bab501b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-24 01:29:17,752 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-24 01:29:17,757 INFO L276 IsEmpty]: Start isEmpty. Operand has 90 states, 61 states have (on average 1.459016393442623) internal successors, (89), 62 states have internal predecessors, (89), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2024-11-24 01:29:17,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2024-11-24 01:29:17,810 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:29:17,811 INFO L218 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:29:17,812 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:29:17,822 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:29:17,823 INFO L85 PathProgramCache]: Analyzing trace with hash 258660729, now seen corresponding path program 1 times [2024-11-24 01:29:17,832 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:29:17,833 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [889140082] [2024-11-24 01:29:17,833 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:29:17,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:29:18,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:29:18,803 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2024-11-24 01:29:18,804 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:29:18,804 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [889140082] [2024-11-24 01:29:18,805 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [889140082] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:29:18,805 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:29:18,806 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-24 01:29:18,809 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1103540060] [2024-11-24 01:29:18,810 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:29:18,816 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-24 01:29:18,817 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:29:18,843 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-24 01:29:18,844 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 01:29:18,847 INFO L87 Difference]: Start difference. First operand has 90 states, 61 states have (on average 1.459016393442623) internal successors, (89), 62 states have internal predecessors, (89), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) Second operand has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2024-11-24 01:29:19,041 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:29:19,042 INFO L93 Difference]: Finished difference Result 256 states and 463 transitions. [2024-11-24 01:29:19,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 01:29:19,044 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 168 [2024-11-24 01:29:19,046 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:29:19,060 INFO L225 Difference]: With dead ends: 256 [2024-11-24 01:29:19,060 INFO L226 Difference]: Without dead ends: 169 [2024-11-24 01:29:19,066 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 01:29:19,071 INFO L435 NwaCegarLoop]: 144 mSDtfsCounter, 73 mSDsluCounter, 116 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 73 SdHoareTripleChecker+Valid, 260 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-24 01:29:19,073 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [73 Valid, 260 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-24 01:29:19,091 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 169 states. [2024-11-24 01:29:19,175 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 169 to 167. [2024-11-24 01:29:19,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 167 states, 112 states have (on average 1.375) internal successors, (154), 112 states have internal predecessors, (154), 52 states have call successors, (52), 2 states have call predecessors, (52), 2 states have return successors, (52), 52 states have call predecessors, (52), 52 states have call successors, (52) [2024-11-24 01:29:19,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 167 states and 258 transitions. [2024-11-24 01:29:19,195 INFO L78 Accepts]: Start accepts. Automaton has 167 states and 258 transitions. Word has length 168 [2024-11-24 01:29:19,197 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:29:19,197 INFO L471 AbstractCegarLoop]: Abstraction has 167 states and 258 transitions. [2024-11-24 01:29:19,199 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2024-11-24 01:29:19,200 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 258 transitions. [2024-11-24 01:29:19,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2024-11-24 01:29:19,206 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:29:19,206 INFO L218 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:29:19,207 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-24 01:29:19,207 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:29:19,208 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:29:19,208 INFO L85 PathProgramCache]: Analyzing trace with hash -1495342298, now seen corresponding path program 1 times [2024-11-24 01:29:19,208 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:29:19,208 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [443251034] [2024-11-24 01:29:19,209 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:29:19,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:29:19,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:29:19,550 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2024-11-24 01:29:19,550 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:29:19,550 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [443251034] [2024-11-24 01:29:19,551 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [443251034] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:29:19,551 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:29:19,551 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-24 01:29:19,551 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [116579975] [2024-11-24 01:29:19,551 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:29:19,553 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-24 01:29:19,553 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:29:19,554 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-24 01:29:19,554 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 01:29:19,555 INFO L87 Difference]: Start difference. First operand 167 states and 258 transitions. Second operand has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2024-11-24 01:29:19,655 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:29:19,656 INFO L93 Difference]: Finished difference Result 395 states and 608 transitions. [2024-11-24 01:29:19,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 01:29:19,657 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 169 [2024-11-24 01:29:19,658 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:29:19,660 INFO L225 Difference]: With dead ends: 395 [2024-11-24 01:29:19,660 INFO L226 Difference]: Without dead ends: 231 [2024-11-24 01:29:19,662 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 01:29:19,663 INFO L435 NwaCegarLoop]: 168 mSDtfsCounter, 43 mSDsluCounter, 114 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 43 SdHoareTripleChecker+Valid, 282 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-24 01:29:19,664 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [43 Valid, 282 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-24 01:29:19,665 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 231 states. [2024-11-24 01:29:19,701 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 231 to 185. [2024-11-24 01:29:19,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 185 states, 130 states have (on average 1.3846153846153846) internal successors, (180), 130 states have internal predecessors, (180), 52 states have call successors, (52), 2 states have call predecessors, (52), 2 states have return successors, (52), 52 states have call predecessors, (52), 52 states have call successors, (52) [2024-11-24 01:29:19,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 185 states and 284 transitions. [2024-11-24 01:29:19,706 INFO L78 Accepts]: Start accepts. Automaton has 185 states and 284 transitions. Word has length 169 [2024-11-24 01:29:19,707 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:29:19,707 INFO L471 AbstractCegarLoop]: Abstraction has 185 states and 284 transitions. [2024-11-24 01:29:19,707 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2024-11-24 01:29:19,707 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 284 transitions. [2024-11-24 01:29:19,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2024-11-24 01:29:19,711 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:29:19,712 INFO L218 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:29:19,712 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-24 01:29:19,712 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:29:19,713 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:29:19,713 INFO L85 PathProgramCache]: Analyzing trace with hash -201267960, now seen corresponding path program 1 times [2024-11-24 01:29:19,713 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:29:19,713 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1414315794] [2024-11-24 01:29:19,714 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:29:19,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:29:19,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:29:19,969 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2024-11-24 01:29:19,969 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:29:19,970 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1414315794] [2024-11-24 01:29:19,970 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1414315794] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:29:19,970 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:29:19,970 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-24 01:29:19,970 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [647316948] [2024-11-24 01:29:19,970 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:29:19,971 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-24 01:29:19,971 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:29:19,971 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-24 01:29:19,972 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 01:29:19,972 INFO L87 Difference]: Start difference. First operand 185 states and 284 transitions. Second operand has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2024-11-24 01:29:20,153 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:29:20,154 INFO L93 Difference]: Finished difference Result 541 states and 836 transitions. [2024-11-24 01:29:20,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 01:29:20,154 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 169 [2024-11-24 01:29:20,156 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:29:20,162 INFO L225 Difference]: With dead ends: 541 [2024-11-24 01:29:20,164 INFO L226 Difference]: Without dead ends: 359 [2024-11-24 01:29:20,166 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 01:29:20,167 INFO L435 NwaCegarLoop]: 239 mSDtfsCounter, 117 mSDsluCounter, 111 mSDsCounter, 0 mSdLazyCounter, 32 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 117 SdHoareTripleChecker+Valid, 350 SdHoareTripleChecker+Invalid, 35 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 32 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-24 01:29:20,171 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [117 Valid, 350 Invalid, 35 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 32 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-24 01:29:20,172 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 359 states. [2024-11-24 01:29:20,258 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 359 to 357. [2024-11-24 01:29:20,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 357 states, 248 states have (on average 1.3709677419354838) internal successors, (340), 248 states have internal predecessors, (340), 104 states have call successors, (104), 4 states have call predecessors, (104), 4 states have return successors, (104), 104 states have call predecessors, (104), 104 states have call successors, (104) [2024-11-24 01:29:20,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 357 states and 548 transitions. [2024-11-24 01:29:20,269 INFO L78 Accepts]: Start accepts. Automaton has 357 states and 548 transitions. Word has length 169 [2024-11-24 01:29:20,270 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:29:20,271 INFO L471 AbstractCegarLoop]: Abstraction has 357 states and 548 transitions. [2024-11-24 01:29:20,272 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2024-11-24 01:29:20,272 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 548 transitions. [2024-11-24 01:29:20,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2024-11-24 01:29:20,278 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:29:20,278 INFO L218 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:29:20,279 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-24 01:29:20,279 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:29:20,279 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:29:20,280 INFO L85 PathProgramCache]: Analyzing trace with hash 1578036837, now seen corresponding path program 1 times [2024-11-24 01:29:20,280 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:29:20,280 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1956599933] [2024-11-24 01:29:20,280 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:29:20,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:29:20,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:29:20,885 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2024-11-24 01:29:20,887 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:29:20,887 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1956599933] [2024-11-24 01:29:20,888 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1956599933] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:29:20,888 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:29:20,888 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-24 01:29:20,888 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [125275250] [2024-11-24 01:29:20,888 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:29:20,889 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-24 01:29:20,889 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:29:20,891 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-24 01:29:20,892 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-24 01:29:20,892 INFO L87 Difference]: Start difference. First operand 357 states and 548 transitions. Second operand has 6 states, 6 states have (on average 7.166666666666667) internal successors, (43), 6 states have internal predecessors, (43), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2024-11-24 01:29:21,413 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:29:21,414 INFO L93 Difference]: Finished difference Result 893 states and 1374 transitions. [2024-11-24 01:29:21,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 01:29:21,415 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.166666666666667) internal successors, (43), 6 states have internal predecessors, (43), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 170 [2024-11-24 01:29:21,416 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:29:21,427 INFO L225 Difference]: With dead ends: 893 [2024-11-24 01:29:21,427 INFO L226 Difference]: Without dead ends: 715 [2024-11-24 01:29:21,428 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2024-11-24 01:29:21,429 INFO L435 NwaCegarLoop]: 137 mSDtfsCounter, 81 mSDsluCounter, 398 mSDsCounter, 0 mSdLazyCounter, 150 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 81 SdHoareTripleChecker+Valid, 535 SdHoareTripleChecker+Invalid, 150 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 150 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-24 01:29:21,431 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [81 Valid, 535 Invalid, 150 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 150 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-24 01:29:21,434 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 715 states. [2024-11-24 01:29:21,540 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 715 to 707. [2024-11-24 01:29:21,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 707 states, 490 states have (on average 1.3755102040816327) internal successors, (674), 490 states have internal predecessors, (674), 208 states have call successors, (208), 8 states have call predecessors, (208), 8 states have return successors, (208), 208 states have call predecessors, (208), 208 states have call successors, (208) [2024-11-24 01:29:21,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 707 states to 707 states and 1090 transitions. [2024-11-24 01:29:21,551 INFO L78 Accepts]: Start accepts. Automaton has 707 states and 1090 transitions. Word has length 170 [2024-11-24 01:29:21,552 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:29:21,552 INFO L471 AbstractCegarLoop]: Abstraction has 707 states and 1090 transitions. [2024-11-24 01:29:21,552 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.166666666666667) internal successors, (43), 6 states have internal predecessors, (43), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2024-11-24 01:29:21,552 INFO L276 IsEmpty]: Start isEmpty. Operand 707 states and 1090 transitions. [2024-11-24 01:29:21,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2024-11-24 01:29:21,556 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:29:21,556 INFO L218 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:29:21,557 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-24 01:29:21,557 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:29:21,558 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:29:21,558 INFO L85 PathProgramCache]: Analyzing trace with hash -1284891267, now seen corresponding path program 1 times [2024-11-24 01:29:21,558 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:29:21,560 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1016382641] [2024-11-24 01:29:21,560 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:29:21,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:29:21,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:29:21,900 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2024-11-24 01:29:21,900 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:29:21,900 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1016382641] [2024-11-24 01:29:21,901 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1016382641] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:29:21,901 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:29:21,901 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-24 01:29:21,901 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1818753133] [2024-11-24 01:29:21,901 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:29:21,901 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-24 01:29:21,901 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:29:21,902 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-24 01:29:21,902 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 01:29:21,902 INFO L87 Difference]: Start difference. First operand 707 states and 1090 transitions. Second operand has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2024-11-24 01:29:22,075 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:29:22,075 INFO L93 Difference]: Finished difference Result 1773 states and 2738 transitions. [2024-11-24 01:29:22,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 01:29:22,076 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 170 [2024-11-24 01:29:22,077 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:29:22,084 INFO L225 Difference]: With dead ends: 1773 [2024-11-24 01:29:22,084 INFO L226 Difference]: Without dead ends: 1069 [2024-11-24 01:29:22,087 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 01:29:22,088 INFO L435 NwaCegarLoop]: 129 mSDtfsCounter, 74 mSDsluCounter, 109 mSDsCounter, 0 mSdLazyCounter, 39 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 74 SdHoareTripleChecker+Valid, 238 SdHoareTripleChecker+Invalid, 40 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 39 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-24 01:29:22,088 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [74 Valid, 238 Invalid, 40 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 39 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-24 01:29:22,089 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1069 states. [2024-11-24 01:29:22,192 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1069 to 1067. [2024-11-24 01:29:22,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1067 states, 742 states have (on average 1.371967654986523) internal successors, (1018), 742 states have internal predecessors, (1018), 312 states have call successors, (312), 12 states have call predecessors, (312), 12 states have return successors, (312), 312 states have call predecessors, (312), 312 states have call successors, (312) [2024-11-24 01:29:22,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1067 states to 1067 states and 1642 transitions. [2024-11-24 01:29:22,205 INFO L78 Accepts]: Start accepts. Automaton has 1067 states and 1642 transitions. Word has length 170 [2024-11-24 01:29:22,205 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:29:22,205 INFO L471 AbstractCegarLoop]: Abstraction has 1067 states and 1642 transitions. [2024-11-24 01:29:22,205 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2024-11-24 01:29:22,206 INFO L276 IsEmpty]: Start isEmpty. Operand 1067 states and 1642 transitions. [2024-11-24 01:29:22,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2024-11-24 01:29:22,208 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:29:22,208 INFO L218 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:29:22,208 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-24 01:29:22,209 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:29:22,209 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:29:22,209 INFO L85 PathProgramCache]: Analyzing trace with hash 303456635, now seen corresponding path program 1 times [2024-11-24 01:29:22,209 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:29:22,209 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1199212478] [2024-11-24 01:29:22,209 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:29:22,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:29:22,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:29:24,178 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 75 proven. 69 refuted. 0 times theorem prover too weak. 1156 trivial. 0 not checked. [2024-11-24 01:29:24,178 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:29:24,178 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1199212478] [2024-11-24 01:29:24,179 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1199212478] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-24 01:29:24,179 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [431536140] [2024-11-24 01:29:24,179 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:29:24,179 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 01:29:24,179 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baad02b3-20d1-4bfa-8c78-a9d50bf72e1c/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 01:29:24,184 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baad02b3-20d1-4bfa-8c78-a9d50bf72e1c/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-24 01:29:24,188 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baad02b3-20d1-4bfa-8c78-a9d50bf72e1c/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-24 01:29:24,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:29:24,508 INFO L256 TraceCheckSpWp]: Trace formula consists of 404 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-11-24 01:29:24,517 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 01:29:26,506 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 832 proven. 153 refuted. 0 times theorem prover too weak. 315 trivial. 0 not checked. [2024-11-24 01:29:26,506 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-24 01:29:28,695 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 111 proven. 171 refuted. 0 times theorem prover too weak. 1018 trivial. 0 not checked. [2024-11-24 01:29:28,695 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [431536140] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-24 01:29:28,696 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-24 01:29:28,700 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 15, 15] total 32 [2024-11-24 01:29:28,701 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [77067103] [2024-11-24 01:29:28,701 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-24 01:29:28,702 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 32 states [2024-11-24 01:29:28,702 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:29:28,703 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2024-11-24 01:29:28,703 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=247, Invalid=745, Unknown=0, NotChecked=0, Total=992 [2024-11-24 01:29:28,703 INFO L87 Difference]: Start difference. First operand 1067 states and 1642 transitions. Second operand has 32 states, 31 states have (on average 3.935483870967742) internal successors, (122), 30 states have internal predecessors, (122), 11 states have call successors, (64), 5 states have call predecessors, (64), 12 states have return successors, (66), 11 states have call predecessors, (66), 11 states have call successors, (66) [2024-11-24 01:29:31,238 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:29:31,239 INFO L93 Difference]: Finished difference Result 1835 states and 2668 transitions. [2024-11-24 01:29:31,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-11-24 01:29:31,240 INFO L78 Accepts]: Start accepts. Automaton has has 32 states, 31 states have (on average 3.935483870967742) internal successors, (122), 30 states have internal predecessors, (122), 11 states have call successors, (64), 5 states have call predecessors, (64), 12 states have return successors, (66), 11 states have call predecessors, (66), 11 states have call successors, (66) Word has length 170 [2024-11-24 01:29:31,240 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:29:31,247 INFO L225 Difference]: With dead ends: 1835 [2024-11-24 01:29:31,248 INFO L226 Difference]: Without dead ends: 1131 [2024-11-24 01:29:31,251 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 378 GetRequests, 322 SyntacticMatches, 0 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 802 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=951, Invalid=2355, Unknown=0, NotChecked=0, Total=3306 [2024-11-24 01:29:31,252 INFO L435 NwaCegarLoop]: 125 mSDtfsCounter, 468 mSDsluCounter, 524 mSDsCounter, 0 mSdLazyCounter, 705 mSolverCounterSat, 222 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 468 SdHoareTripleChecker+Valid, 649 SdHoareTripleChecker+Invalid, 927 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 222 IncrementalHoareTripleChecker+Valid, 705 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-11-24 01:29:31,252 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [468 Valid, 649 Invalid, 927 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [222 Valid, 705 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-11-24 01:29:31,254 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1131 states. [2024-11-24 01:29:31,370 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1131 to 645. [2024-11-24 01:29:31,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 645 states, 488 states have (on average 1.3360655737704918) internal successors, (652), 492 states have internal predecessors, (652), 128 states have call successors, (128), 28 states have call predecessors, (128), 28 states have return successors, (128), 124 states have call predecessors, (128), 128 states have call successors, (128) [2024-11-24 01:29:31,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 645 states to 645 states and 908 transitions. [2024-11-24 01:29:31,380 INFO L78 Accepts]: Start accepts. Automaton has 645 states and 908 transitions. Word has length 170 [2024-11-24 01:29:31,380 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:29:31,381 INFO L471 AbstractCegarLoop]: Abstraction has 645 states and 908 transitions. [2024-11-24 01:29:31,382 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 32 states, 31 states have (on average 3.935483870967742) internal successors, (122), 30 states have internal predecessors, (122), 11 states have call successors, (64), 5 states have call predecessors, (64), 12 states have return successors, (66), 11 states have call predecessors, (66), 11 states have call successors, (66) [2024-11-24 01:29:31,382 INFO L276 IsEmpty]: Start isEmpty. Operand 645 states and 908 transitions. [2024-11-24 01:29:31,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2024-11-24 01:29:31,385 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:29:31,385 INFO L218 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:29:31,398 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baad02b3-20d1-4bfa-8c78-a9d50bf72e1c/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-24 01:29:31,586 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baad02b3-20d1-4bfa-8c78-a9d50bf72e1c/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 01:29:31,586 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:29:31,587 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:29:31,587 INFO L85 PathProgramCache]: Analyzing trace with hash 1849413690, now seen corresponding path program 1 times [2024-11-24 01:29:31,587 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:29:31,587 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1830146495] [2024-11-24 01:29:31,587 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:29:31,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:29:31,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:29:31,897 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2024-11-24 01:29:31,898 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:29:31,898 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1830146495] [2024-11-24 01:29:31,898 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1830146495] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:29:31,898 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:29:31,898 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 01:29:31,898 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1431134545] [2024-11-24 01:29:31,898 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:29:31,899 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 01:29:31,899 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:29:31,900 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 01:29:31,900 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 01:29:31,900 INFO L87 Difference]: Start difference. First operand 645 states and 908 transitions. Second operand has 5 states, 5 states have (on average 8.8) internal successors, (44), 5 states have internal predecessors, (44), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2024-11-24 01:29:32,392 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:29:32,392 INFO L93 Difference]: Finished difference Result 1317 states and 1844 transitions. [2024-11-24 01:29:32,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 01:29:32,393 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.8) internal successors, (44), 5 states have internal predecessors, (44), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 171 [2024-11-24 01:29:32,393 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:29:32,404 INFO L225 Difference]: With dead ends: 1317 [2024-11-24 01:29:32,404 INFO L226 Difference]: Without dead ends: 1155 [2024-11-24 01:29:32,405 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-11-24 01:29:32,407 INFO L435 NwaCegarLoop]: 112 mSDtfsCounter, 130 mSDsluCounter, 220 mSDsCounter, 0 mSdLazyCounter, 189 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 130 SdHoareTripleChecker+Valid, 332 SdHoareTripleChecker+Invalid, 190 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 189 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-24 01:29:32,408 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [130 Valid, 332 Invalid, 190 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 189 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-24 01:29:32,410 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1155 states. [2024-11-24 01:29:32,561 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1155 to 931. [2024-11-24 01:29:32,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 931 states, 696 states have (on average 1.3189655172413792) internal successors, (918), 702 states have internal predecessors, (918), 192 states have call successors, (192), 42 states have call predecessors, (192), 42 states have return successors, (192), 186 states have call predecessors, (192), 192 states have call successors, (192) [2024-11-24 01:29:32,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 931 states to 931 states and 1302 transitions. [2024-11-24 01:29:32,570 INFO L78 Accepts]: Start accepts. Automaton has 931 states and 1302 transitions. Word has length 171 [2024-11-24 01:29:32,574 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:29:32,575 INFO L471 AbstractCegarLoop]: Abstraction has 931 states and 1302 transitions. [2024-11-24 01:29:32,575 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.8) internal successors, (44), 5 states have internal predecessors, (44), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2024-11-24 01:29:32,575 INFO L276 IsEmpty]: Start isEmpty. Operand 931 states and 1302 transitions. [2024-11-24 01:29:32,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2024-11-24 01:29:32,578 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:29:32,578 INFO L218 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:29:32,579 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-24 01:29:32,580 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:29:32,580 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:29:32,580 INFO L85 PathProgramCache]: Analyzing trace with hash -1961017408, now seen corresponding path program 1 times [2024-11-24 01:29:32,580 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:29:32,580 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1596631364] [2024-11-24 01:29:32,581 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:29:32,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:29:32,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:29:32,938 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2024-11-24 01:29:32,939 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:29:32,939 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1596631364] [2024-11-24 01:29:32,939 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1596631364] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:29:32,939 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:29:32,939 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 01:29:32,939 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1608677617] [2024-11-24 01:29:32,939 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:29:32,940 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 01:29:32,940 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:29:32,940 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 01:29:32,941 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 01:29:32,941 INFO L87 Difference]: Start difference. First operand 931 states and 1302 transitions. Second operand has 5 states, 5 states have (on average 8.8) internal successors, (44), 5 states have internal predecessors, (44), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2024-11-24 01:29:33,560 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:29:33,561 INFO L93 Difference]: Finished difference Result 2026 states and 2848 transitions. [2024-11-24 01:29:33,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-24 01:29:33,561 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.8) internal successors, (44), 5 states have internal predecessors, (44), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 171 [2024-11-24 01:29:33,562 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:29:33,574 INFO L225 Difference]: With dead ends: 2026 [2024-11-24 01:29:33,574 INFO L226 Difference]: Without dead ends: 1557 [2024-11-24 01:29:33,576 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-24 01:29:33,577 INFO L435 NwaCegarLoop]: 110 mSDtfsCounter, 280 mSDsluCounter, 344 mSDsCounter, 0 mSdLazyCounter, 61 mSolverCounterSat, 135 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 280 SdHoareTripleChecker+Valid, 454 SdHoareTripleChecker+Invalid, 196 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 135 IncrementalHoareTripleChecker+Valid, 61 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-24 01:29:33,577 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [280 Valid, 454 Invalid, 196 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [135 Valid, 61 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-24 01:29:33,579 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1557 states. [2024-11-24 01:29:33,934 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1557 to 1434. [2024-11-24 01:29:33,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1434 states, 1071 states have (on average 1.323062558356676) internal successors, (1417), 1077 states have internal predecessors, (1417), 296 states have call successors, (296), 66 states have call predecessors, (296), 66 states have return successors, (296), 290 states have call predecessors, (296), 296 states have call successors, (296) [2024-11-24 01:29:33,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1434 states to 1434 states and 2009 transitions. [2024-11-24 01:29:33,949 INFO L78 Accepts]: Start accepts. Automaton has 1434 states and 2009 transitions. Word has length 171 [2024-11-24 01:29:33,949 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:29:33,949 INFO L471 AbstractCegarLoop]: Abstraction has 1434 states and 2009 transitions. [2024-11-24 01:29:33,950 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.8) internal successors, (44), 5 states have internal predecessors, (44), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2024-11-24 01:29:33,950 INFO L276 IsEmpty]: Start isEmpty. Operand 1434 states and 2009 transitions. [2024-11-24 01:29:33,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2024-11-24 01:29:33,952 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:29:33,952 INFO L218 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:29:33,952 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-24 01:29:33,953 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:29:33,953 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:29:33,953 INFO L85 PathProgramCache]: Analyzing trace with hash 553671883, now seen corresponding path program 1 times [2024-11-24 01:29:33,953 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:29:33,954 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [109655851] [2024-11-24 01:29:33,954 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:29:33,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:29:34,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:29:34,413 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2024-11-24 01:29:34,414 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:29:34,414 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [109655851] [2024-11-24 01:29:34,414 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [109655851] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:29:34,414 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:29:34,414 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-24 01:29:34,414 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1950585138] [2024-11-24 01:29:34,414 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:29:34,415 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-24 01:29:34,415 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:29:34,416 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-24 01:29:34,416 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2024-11-24 01:29:34,416 INFO L87 Difference]: Start difference. First operand 1434 states and 2009 transitions. Second operand has 8 states, 8 states have (on average 5.5) internal successors, (44), 8 states have internal predecessors, (44), 2 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2024-11-24 01:29:35,529 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:29:35,529 INFO L93 Difference]: Finished difference Result 3224 states and 4515 transitions. [2024-11-24 01:29:35,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-24 01:29:35,530 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 5.5) internal successors, (44), 8 states have internal predecessors, (44), 2 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) Word has length 171 [2024-11-24 01:29:35,531 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:29:35,542 INFO L225 Difference]: With dead ends: 3224 [2024-11-24 01:29:35,543 INFO L226 Difference]: Without dead ends: 1793 [2024-11-24 01:29:35,547 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=57, Invalid=125, Unknown=0, NotChecked=0, Total=182 [2024-11-24 01:29:35,548 INFO L435 NwaCegarLoop]: 109 mSDtfsCounter, 407 mSDsluCounter, 458 mSDsCounter, 0 mSdLazyCounter, 284 mSolverCounterSat, 265 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 407 SdHoareTripleChecker+Valid, 567 SdHoareTripleChecker+Invalid, 549 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 265 IncrementalHoareTripleChecker+Valid, 284 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-24 01:29:35,549 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [407 Valid, 567 Invalid, 549 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [265 Valid, 284 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-24 01:29:35,551 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1793 states. [2024-11-24 01:29:35,872 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1793 to 1773. [2024-11-24 01:29:35,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1773 states, 1332 states have (on average 1.3243243243243243) internal successors, (1764), 1340 states have internal predecessors, (1764), 360 states have call successors, (360), 80 states have call predecessors, (360), 80 states have return successors, (360), 352 states have call predecessors, (360), 360 states have call successors, (360) [2024-11-24 01:29:35,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1773 states to 1773 states and 2484 transitions. [2024-11-24 01:29:35,891 INFO L78 Accepts]: Start accepts. Automaton has 1773 states and 2484 transitions. Word has length 171 [2024-11-24 01:29:35,891 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:29:35,892 INFO L471 AbstractCegarLoop]: Abstraction has 1773 states and 2484 transitions. [2024-11-24 01:29:35,892 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 5.5) internal successors, (44), 8 states have internal predecessors, (44), 2 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2024-11-24 01:29:35,892 INFO L276 IsEmpty]: Start isEmpty. Operand 1773 states and 2484 transitions. [2024-11-24 01:29:35,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2024-11-24 01:29:35,897 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:29:35,897 INFO L218 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:29:35,897 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-24 01:29:35,897 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:29:35,898 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:29:35,898 INFO L85 PathProgramCache]: Analyzing trace with hash -1116405686, now seen corresponding path program 1 times [2024-11-24 01:29:35,898 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:29:35,898 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [680535493] [2024-11-24 01:29:35,898 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:29:35,899 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:29:35,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:29:36,860 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2024-11-24 01:29:36,860 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:29:36,860 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [680535493] [2024-11-24 01:29:36,861 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [680535493] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:29:36,861 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:29:36,861 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-24 01:29:36,861 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1546448219] [2024-11-24 01:29:36,861 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:29:36,862 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-24 01:29:36,862 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:29:36,862 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-24 01:29:36,862 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-11-24 01:29:36,863 INFO L87 Difference]: Start difference. First operand 1773 states and 2484 transitions. Second operand has 7 states, 7 states have (on average 6.428571428571429) internal successors, (45), 7 states have internal predecessors, (45), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2024-11-24 01:29:37,872 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:29:37,872 INFO L93 Difference]: Finished difference Result 2969 states and 4155 transitions. [2024-11-24 01:29:37,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-24 01:29:37,873 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 6.428571428571429) internal successors, (45), 7 states have internal predecessors, (45), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 172 [2024-11-24 01:29:37,873 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:29:37,886 INFO L225 Difference]: With dead ends: 2969 [2024-11-24 01:29:37,887 INFO L226 Difference]: Without dead ends: 2031 [2024-11-24 01:29:37,890 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2024-11-24 01:29:37,891 INFO L435 NwaCegarLoop]: 136 mSDtfsCounter, 278 mSDsluCounter, 352 mSDsCounter, 0 mSdLazyCounter, 316 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 278 SdHoareTripleChecker+Valid, 488 SdHoareTripleChecker+Invalid, 321 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 316 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-24 01:29:37,891 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [278 Valid, 488 Invalid, 321 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 316 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-24 01:29:37,894 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2031 states. [2024-11-24 01:29:38,355 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2031 to 1875. [2024-11-24 01:29:38,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1875 states, 1434 states have (on average 1.3284518828451883) internal successors, (1905), 1442 states have internal predecessors, (1905), 360 states have call successors, (360), 80 states have call predecessors, (360), 80 states have return successors, (360), 352 states have call predecessors, (360), 360 states have call successors, (360) [2024-11-24 01:29:38,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1875 states to 1875 states and 2625 transitions. [2024-11-24 01:29:38,373 INFO L78 Accepts]: Start accepts. Automaton has 1875 states and 2625 transitions. Word has length 172 [2024-11-24 01:29:38,374 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:29:38,374 INFO L471 AbstractCegarLoop]: Abstraction has 1875 states and 2625 transitions. [2024-11-24 01:29:38,375 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 6.428571428571429) internal successors, (45), 7 states have internal predecessors, (45), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2024-11-24 01:29:38,375 INFO L276 IsEmpty]: Start isEmpty. Operand 1875 states and 2625 transitions. [2024-11-24 01:29:38,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2024-11-24 01:29:38,378 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:29:38,378 INFO L218 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:29:38,378 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-24 01:29:38,378 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:29:38,379 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:29:38,379 INFO L85 PathProgramCache]: Analyzing trace with hash 2095293310, now seen corresponding path program 1 times [2024-11-24 01:29:38,379 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:29:38,379 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1388939047] [2024-11-24 01:29:38,380 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:29:38,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:29:38,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:29:38,788 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2024-11-24 01:29:38,789 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:29:38,789 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1388939047] [2024-11-24 01:29:38,789 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1388939047] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:29:38,789 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:29:38,789 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-24 01:29:38,789 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1144013409] [2024-11-24 01:29:38,789 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:29:38,790 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-24 01:29:38,790 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:29:38,791 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-24 01:29:38,791 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2024-11-24 01:29:38,791 INFO L87 Difference]: Start difference. First operand 1875 states and 2625 transitions. Second operand has 8 states, 8 states have (on average 5.625) internal successors, (45), 8 states have internal predecessors, (45), 2 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2024-11-24 01:29:39,953 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:29:39,954 INFO L93 Difference]: Finished difference Result 3683 states and 5144 transitions. [2024-11-24 01:29:39,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-24 01:29:39,954 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 5.625) internal successors, (45), 8 states have internal predecessors, (45), 2 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) Word has length 172 [2024-11-24 01:29:39,955 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:29:39,972 INFO L225 Difference]: With dead ends: 3683 [2024-11-24 01:29:39,972 INFO L226 Difference]: Without dead ends: 2770 [2024-11-24 01:29:39,976 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=44, Invalid=88, Unknown=0, NotChecked=0, Total=132 [2024-11-24 01:29:39,977 INFO L435 NwaCegarLoop]: 109 mSDtfsCounter, 333 mSDsluCounter, 490 mSDsCounter, 0 mSdLazyCounter, 366 mSolverCounterSat, 138 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 333 SdHoareTripleChecker+Valid, 599 SdHoareTripleChecker+Invalid, 504 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 138 IncrementalHoareTripleChecker+Valid, 366 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-24 01:29:39,977 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [333 Valid, 599 Invalid, 504 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [138 Valid, 366 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-24 01:29:39,981 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2770 states. [2024-11-24 01:29:40,426 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2770 to 2760. [2024-11-24 01:29:40,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2760 states, 2099 states have (on average 1.3211052882324916) internal successors, (2773), 2111 states have internal predecessors, (2773), 540 states have call successors, (540), 120 states have call predecessors, (540), 120 states have return successors, (540), 528 states have call predecessors, (540), 540 states have call successors, (540) [2024-11-24 01:29:40,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2760 states to 2760 states and 3853 transitions. [2024-11-24 01:29:40,450 INFO L78 Accepts]: Start accepts. Automaton has 2760 states and 3853 transitions. Word has length 172 [2024-11-24 01:29:40,451 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:29:40,451 INFO L471 AbstractCegarLoop]: Abstraction has 2760 states and 3853 transitions. [2024-11-24 01:29:40,451 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 5.625) internal successors, (45), 8 states have internal predecessors, (45), 2 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2024-11-24 01:29:40,452 INFO L276 IsEmpty]: Start isEmpty. Operand 2760 states and 3853 transitions. [2024-11-24 01:29:40,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2024-11-24 01:29:40,454 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:29:40,454 INFO L218 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:29:40,455 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-24 01:29:40,455 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:29:40,455 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:29:40,456 INFO L85 PathProgramCache]: Analyzing trace with hash 643407386, now seen corresponding path program 1 times [2024-11-24 01:29:40,456 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:29:40,456 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1564301681] [2024-11-24 01:29:40,456 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:29:40,456 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:29:40,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-24 01:29:40,532 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1519645563] [2024-11-24 01:29:40,533 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:29:40,533 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 01:29:40,533 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baad02b3-20d1-4bfa-8c78-a9d50bf72e1c/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 01:29:40,535 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baad02b3-20d1-4bfa-8c78-a9d50bf72e1c/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-24 01:29:40,539 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baad02b3-20d1-4bfa-8c78-a9d50bf72e1c/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-24 01:29:40,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 01:29:40,698 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-24 01:29:40,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 01:29:40,949 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-24 01:29:40,950 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-11-24 01:29:40,951 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-24 01:29:40,964 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baad02b3-20d1-4bfa-8c78-a9d50bf72e1c/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-11-24 01:29:41,154 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baad02b3-20d1-4bfa-8c78-a9d50bf72e1c/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 01:29:41,158 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:29:41,337 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-24 01:29:41,340 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.11 01:29:41 BoogieIcfgContainer [2024-11-24 01:29:41,341 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-24 01:29:41,341 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-24 01:29:41,341 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-24 01:29:41,342 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-24 01:29:41,342 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 01:29:17" (3/4) ... [2024-11-24 01:29:41,345 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-24 01:29:41,346 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-24 01:29:41,347 INFO L158 Benchmark]: Toolchain (without parser) took 25194.00ms. Allocated memory was 117.4MB in the beginning and 520.1MB in the end (delta: 402.7MB). Free memory was 93.8MB in the beginning and 303.2MB in the end (delta: -209.4MB). Peak memory consumption was 195.8MB. Max. memory is 16.1GB. [2024-11-24 01:29:41,348 INFO L158 Benchmark]: CDTParser took 0.46ms. Allocated memory is still 167.8MB. Free memory is still 105.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 01:29:41,348 INFO L158 Benchmark]: CACSL2BoogieTranslator took 500.48ms. Allocated memory is still 117.4MB. Free memory was 93.8MB in the beginning and 79.2MB in the end (delta: 14.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-24 01:29:41,348 INFO L158 Benchmark]: Boogie Procedure Inliner took 91.21ms. Allocated memory is still 117.4MB. Free memory was 79.2MB in the beginning and 75.2MB in the end (delta: 4.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 01:29:41,349 INFO L158 Benchmark]: Boogie Preprocessor took 92.45ms. Allocated memory is still 117.4MB. Free memory was 75.2MB in the beginning and 70.2MB in the end (delta: 5.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-24 01:29:41,349 INFO L158 Benchmark]: RCFGBuilder took 772.20ms. Allocated memory is still 117.4MB. Free memory was 69.8MB in the beginning and 44.9MB in the end (delta: 24.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-24 01:29:41,349 INFO L158 Benchmark]: TraceAbstraction took 23723.59ms. Allocated memory was 117.4MB in the beginning and 520.1MB in the end (delta: 402.7MB). Free memory was 44.5MB in the beginning and 303.2MB in the end (delta: -258.7MB). Peak memory consumption was 137.0MB. Max. memory is 16.1GB. [2024-11-24 01:29:41,350 INFO L158 Benchmark]: Witness Printer took 5.16ms. Allocated memory is still 520.1MB. Free memory was 303.2MB in the beginning and 303.2MB in the end (delta: 68.3kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-24 01:29:41,352 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.46ms. Allocated memory is still 167.8MB. Free memory is still 105.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 500.48ms. Allocated memory is still 117.4MB. Free memory was 93.8MB in the beginning and 79.2MB in the end (delta: 14.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 91.21ms. Allocated memory is still 117.4MB. Free memory was 79.2MB in the beginning and 75.2MB in the end (delta: 4.0MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 92.45ms. Allocated memory is still 117.4MB. Free memory was 75.2MB in the beginning and 70.2MB in the end (delta: 5.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 772.20ms. Allocated memory is still 117.4MB. Free memory was 69.8MB in the beginning and 44.9MB in the end (delta: 24.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * TraceAbstraction took 23723.59ms. Allocated memory was 117.4MB in the beginning and 520.1MB in the end (delta: 402.7MB). Free memory was 44.5MB in the beginning and 303.2MB in the end (delta: -258.7MB). Peak memory consumption was 137.0MB. Max. memory is 16.1GB. * Witness Printer took 5.16ms. Allocated memory is still 520.1MB. Free memory was 303.2MB in the beginning and 303.2MB in the end (delta: 68.3kB). Peak memory consumption was 8.4MB. 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 bitwiseOr at line 104, overapproximation of someBinaryDOUBLEComparisonOperation at line 125, overapproximation of someBinaryDOUBLEComparisonOperation at line 106, overapproximation of someBinaryDOUBLEComparisonOperation at line 99, overapproximation of someBinaryDOUBLEComparisonOperation at line 128, overapproximation of someBinaryDOUBLEComparisonOperation at line 80, overapproximation of someBinaryDOUBLEComparisonOperation at line 126, overapproximation of someBinaryDOUBLEComparisonOperation at line 142, overapproximation of someBinaryDOUBLEComparisonOperation at line 158, overapproximation of someBinaryDOUBLEComparisonOperation at line 88, overapproximation of someBinaryDOUBLEComparisonOperation at line 158. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed char var_1_1 = -64; [L23] unsigned char var_1_3 = 1; [L24] signed char var_1_5 = -32; [L25] unsigned short int var_1_6 = 256; [L26] unsigned long int var_1_10 = 256; [L27] double var_1_12 = 8.2; [L28] signed char var_1_13 = 16; [L29] signed char var_1_14 = 10; [L30] double var_1_15 = 199.125; [L31] double var_1_16 = 9.4; [L32] double var_1_17 = 9999999999999.6; [L33] unsigned char var_1_20 = 32; [L34] unsigned char var_1_21 = 128; [L35] unsigned char var_1_22 = 64; [L36] unsigned long int var_1_23 = 64; [L37] unsigned long int var_1_24 = 5; [L38] unsigned long int var_1_25 = 4; [L39] unsigned short int var_1_26 = 2; [L40] unsigned short int var_1_27 = 100; [L41] signed char var_1_28 = 32; [L42] double var_1_29 = 16.25; [L43] double var_1_30 = 15.75; [L44] unsigned char var_1_31 = 0; [L45] unsigned char var_1_32 = 0; [L46] unsigned char var_1_33 = 0; [L47] unsigned char var_1_34 = 0; [L48] float var_1_35 = 7.25; [L49] float var_1_36 = 1.75; [L50] signed long int var_1_37 = 0; [L51] unsigned long int last_1_var_1_10 = 256; [L52] unsigned char last_1_var_1_20 = 32; VAL [isInitial=0, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=4, var_1_26=2, var_1_27=100, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=1, var_1_5=-32, var_1_6=256] [L162] isInitial = 1 [L163] FCALL initially() [L165] CALL updateLastVariables() [L154] last_1_var_1_10 = var_1_10 [L155] last_1_var_1_20 = var_1_20 VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=4, var_1_26=2, var_1_27=100, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=1, var_1_5=-32, var_1_6=256] [L165] RET updateLastVariables() [L166] CALL updateVariables() [L112] var_1_3 = __VERIFIER_nondet_uchar() [L113] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=4, var_1_26=2, var_1_27=100, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_5=-32, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=4, var_1_26=2, var_1_27=100, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_5=-32, var_1_6=256] [L113] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=4, var_1_26=2, var_1_27=100, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_5=-32, var_1_6=256] [L114] CALL assume_abort_if_not(var_1_3 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=4, var_1_26=2, var_1_27=100, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=-32, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=4, var_1_26=2, var_1_27=100, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=-32, var_1_6=256] [L114] RET assume_abort_if_not(var_1_3 <= 1) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=4, var_1_26=2, var_1_27=100, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=-32, var_1_6=256] [L115] var_1_5 = __VERIFIER_nondet_char() [L116] CALL assume_abort_if_not(var_1_5 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=4, var_1_26=2, var_1_27=100, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=4, var_1_26=2, var_1_27=100, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L116] RET assume_abort_if_not(var_1_5 >= -127) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=4, var_1_26=2, var_1_27=100, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L117] CALL assume_abort_if_not(var_1_5 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=4, var_1_26=2, var_1_27=100, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=4, var_1_26=2, var_1_27=100, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L117] RET assume_abort_if_not(var_1_5 <= 126) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=4, var_1_26=2, var_1_27=100, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L118] var_1_13 = __VERIFIER_nondet_char() [L119] CALL assume_abort_if_not(var_1_13 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=0, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=4, var_1_26=2, var_1_27=100, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=0, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=4, var_1_26=2, var_1_27=100, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L119] RET assume_abort_if_not(var_1_13 >= -1) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=0, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=4, var_1_26=2, var_1_27=100, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L120] CALL assume_abort_if_not(var_1_13 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=0, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=4, var_1_26=2, var_1_27=100, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=0, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=4, var_1_26=2, var_1_27=100, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L120] RET assume_abort_if_not(var_1_13 <= 127) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=0, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=4, var_1_26=2, var_1_27=100, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L121] var_1_14 = __VERIFIER_nondet_char() [L122] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=0, var_1_14=64, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=4, var_1_26=2, var_1_27=100, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=0, var_1_14=64, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=4, var_1_26=2, var_1_27=100, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L122] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=0, var_1_14=64, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=4, var_1_26=2, var_1_27=100, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L123] CALL assume_abort_if_not(var_1_14 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=0, var_1_14=64, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=4, var_1_26=2, var_1_27=100, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=0, var_1_14=64, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=4, var_1_26=2, var_1_27=100, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L123] RET assume_abort_if_not(var_1_14 <= 127) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=0, var_1_14=64, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=4, var_1_26=2, var_1_27=100, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L124] var_1_15 = __VERIFIER_nondet_double() [L125] CALL assume_abort_if_not((var_1_15 >= -922337.2036854776000e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854776000e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=0, var_1_14=64, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=4, var_1_26=2, var_1_27=100, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=0, var_1_14=64, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=4, var_1_26=2, var_1_27=100, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L125] RET assume_abort_if_not((var_1_15 >= -922337.2036854776000e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854776000e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=0, var_1_14=64, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=4, var_1_26=2, var_1_27=100, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L126] CALL assume_abort_if_not(var_1_15 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=0, var_1_14=64, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=4, var_1_26=2, var_1_27=100, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=0, var_1_14=64, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=4, var_1_26=2, var_1_27=100, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L126] RET assume_abort_if_not(var_1_15 != 0.0F) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=0, var_1_14=64, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=4, var_1_26=2, var_1_27=100, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L127] var_1_16 = __VERIFIER_nondet_double() [L128] CALL assume_abort_if_not((var_1_16 >= -922337.2036854765600e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854765600e+12F && var_1_16 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=0, var_1_14=64, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=4, var_1_26=2, var_1_27=100, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=0, var_1_14=64, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=4, var_1_26=2, var_1_27=100, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L128] RET assume_abort_if_not((var_1_16 >= -922337.2036854765600e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854765600e+12F && var_1_16 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=0, var_1_14=64, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=4, var_1_26=2, var_1_27=100, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L129] var_1_21 = __VERIFIER_nondet_uchar() [L130] CALL assume_abort_if_not(var_1_21 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=0, var_1_14=64, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=4, var_1_26=2, var_1_27=100, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=0, var_1_14=64, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=4, var_1_26=2, var_1_27=100, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L130] RET assume_abort_if_not(var_1_21 >= 127) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=0, var_1_14=64, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=4, var_1_26=2, var_1_27=100, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L131] CALL assume_abort_if_not(var_1_21 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=0, var_1_14=64, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=4, var_1_26=2, var_1_27=100, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=0, var_1_14=64, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=4, var_1_26=2, var_1_27=100, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L131] RET assume_abort_if_not(var_1_21 <= 254) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=0, var_1_14=64, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=4, var_1_26=2, var_1_27=100, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L132] var_1_22 = __VERIFIER_nondet_uchar() [L133] CALL assume_abort_if_not(var_1_22 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=0, var_1_14=64, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_23=64, var_1_24=5, var_1_25=4, var_1_26=2, var_1_27=100, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=0, var_1_14=64, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_23=64, var_1_24=5, var_1_25=4, var_1_26=2, var_1_27=100, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L133] RET assume_abort_if_not(var_1_22 >= 0) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=0, var_1_14=64, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_23=64, var_1_24=5, var_1_25=4, var_1_26=2, var_1_27=100, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L134] CALL assume_abort_if_not(var_1_22 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=0, var_1_14=64, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=0, var_1_23=64, var_1_24=5, var_1_25=4, var_1_26=2, var_1_27=100, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=0, var_1_14=64, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=0, var_1_23=64, var_1_24=5, var_1_25=4, var_1_26=2, var_1_27=100, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L134] RET assume_abort_if_not(var_1_22 <= 127) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=0, var_1_14=64, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=0, var_1_23=64, var_1_24=5, var_1_25=4, var_1_26=2, var_1_27=100, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L135] var_1_25 = __VERIFIER_nondet_ulong() [L136] CALL assume_abort_if_not(var_1_25 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=0, var_1_14=64, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=0, var_1_23=64, var_1_24=5, var_1_26=2, var_1_27=100, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=0, var_1_14=64, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=0, var_1_23=64, var_1_24=5, var_1_26=2, var_1_27=100, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L136] RET assume_abort_if_not(var_1_25 >= 0) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=0, var_1_14=64, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=0, var_1_23=64, var_1_24=5, var_1_26=2, var_1_27=100, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L137] CALL assume_abort_if_not(var_1_25 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=0, var_1_14=64, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=0, var_1_23=64, var_1_24=5, var_1_25=0, var_1_26=2, var_1_27=100, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=0, var_1_14=64, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=0, var_1_23=64, var_1_24=5, var_1_25=0, var_1_26=2, var_1_27=100, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L137] RET assume_abort_if_not(var_1_25 <= 4294967294) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=0, var_1_14=64, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=0, var_1_23=64, var_1_24=5, var_1_25=0, var_1_26=2, var_1_27=100, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L138] var_1_27 = __VERIFIER_nondet_ushort() [L139] CALL assume_abort_if_not(var_1_27 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=0, var_1_14=64, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=0, var_1_23=64, var_1_24=5, var_1_25=0, var_1_26=2, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=0, var_1_14=64, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=0, var_1_23=64, var_1_24=5, var_1_25=0, var_1_26=2, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L139] RET assume_abort_if_not(var_1_27 >= 0) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=0, var_1_14=64, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=0, var_1_23=64, var_1_24=5, var_1_25=0, var_1_26=2, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L140] CALL assume_abort_if_not(var_1_27 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=0, var_1_14=64, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=0, var_1_23=64, var_1_24=5, var_1_25=0, var_1_26=2, var_1_27=0, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=0, var_1_14=64, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=0, var_1_23=64, var_1_24=5, var_1_25=0, var_1_26=2, var_1_27=0, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L140] RET assume_abort_if_not(var_1_27 <= 65534) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=0, var_1_14=64, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=0, var_1_23=64, var_1_24=5, var_1_25=0, var_1_26=2, var_1_27=0, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L141] var_1_30 = __VERIFIER_nondet_double() [L142] CALL assume_abort_if_not((var_1_30 >= -922337.2036854765600e+13F && var_1_30 <= -1.0e-20F) || (var_1_30 <= 9223372.036854765600e+12F && var_1_30 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=0, var_1_14=64, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=0, var_1_23=64, var_1_24=5, var_1_25=0, var_1_26=2, var_1_27=0, var_1_28=32, var_1_29=65/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=0, var_1_14=64, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=0, var_1_23=64, var_1_24=5, var_1_25=0, var_1_26=2, var_1_27=0, var_1_28=32, var_1_29=65/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L142] RET assume_abort_if_not((var_1_30 >= -922337.2036854765600e+13F && var_1_30 <= -1.0e-20F) || (var_1_30 <= 9223372.036854765600e+12F && var_1_30 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=0, var_1_14=64, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=0, var_1_23=64, var_1_24=5, var_1_25=0, var_1_26=2, var_1_27=0, var_1_28=32, var_1_29=65/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L143] var_1_32 = __VERIFIER_nondet_uchar() [L144] CALL assume_abort_if_not(var_1_32 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=0, var_1_14=64, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=0, var_1_23=64, var_1_24=5, var_1_25=0, var_1_26=2, var_1_27=0, var_1_28=32, var_1_29=65/4, var_1_31=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=0, var_1_14=64, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=0, var_1_23=64, var_1_24=5, var_1_25=0, var_1_26=2, var_1_27=0, var_1_28=32, var_1_29=65/4, var_1_31=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L144] RET assume_abort_if_not(var_1_32 >= 0) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=0, var_1_14=64, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=0, var_1_23=64, var_1_24=5, var_1_25=0, var_1_26=2, var_1_27=0, var_1_28=32, var_1_29=65/4, var_1_31=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L145] CALL assume_abort_if_not(var_1_32 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=0, var_1_14=64, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=0, var_1_23=64, var_1_24=5, var_1_25=0, var_1_26=2, var_1_27=0, var_1_28=32, var_1_29=65/4, var_1_31=0, var_1_32=1, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=0, var_1_14=64, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=0, var_1_23=64, var_1_24=5, var_1_25=0, var_1_26=2, var_1_27=0, var_1_28=32, var_1_29=65/4, var_1_31=0, var_1_32=1, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L145] RET assume_abort_if_not(var_1_32 <= 1) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=0, var_1_14=64, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=0, var_1_23=64, var_1_24=5, var_1_25=0, var_1_26=2, var_1_27=0, var_1_28=32, var_1_29=65/4, var_1_31=0, var_1_32=1, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L146] var_1_33 = __VERIFIER_nondet_uchar() [L147] CALL assume_abort_if_not(var_1_33 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=0, var_1_14=64, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=0, var_1_23=64, var_1_24=5, var_1_25=0, var_1_26=2, var_1_27=0, var_1_28=32, var_1_29=65/4, var_1_31=0, var_1_32=1, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=0, var_1_14=64, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=0, var_1_23=64, var_1_24=5, var_1_25=0, var_1_26=2, var_1_27=0, var_1_28=32, var_1_29=65/4, var_1_31=0, var_1_32=1, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L147] RET assume_abort_if_not(var_1_33 >= 0) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=0, var_1_14=64, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=0, var_1_23=64, var_1_24=5, var_1_25=0, var_1_26=2, var_1_27=0, var_1_28=32, var_1_29=65/4, var_1_31=0, var_1_32=1, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L148] CALL assume_abort_if_not(var_1_33 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=0, var_1_14=64, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=0, var_1_23=64, var_1_24=5, var_1_25=0, var_1_26=2, var_1_27=0, var_1_28=32, var_1_29=65/4, var_1_31=0, var_1_32=1, var_1_33=1, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=0, var_1_14=64, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=0, var_1_23=64, var_1_24=5, var_1_25=0, var_1_26=2, var_1_27=0, var_1_28=32, var_1_29=65/4, var_1_31=0, var_1_32=1, var_1_33=1, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L148] RET assume_abort_if_not(var_1_33 <= 1) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=0, var_1_14=64, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=0, var_1_23=64, var_1_24=5, var_1_25=0, var_1_26=2, var_1_27=0, var_1_28=32, var_1_29=65/4, var_1_31=0, var_1_32=1, var_1_33=1, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L149] var_1_34 = __VERIFIER_nondet_uchar() [L150] CALL assume_abort_if_not(var_1_34 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=0, var_1_14=64, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=0, var_1_23=64, var_1_24=5, var_1_25=0, var_1_26=2, var_1_27=0, var_1_28=32, var_1_29=65/4, var_1_31=0, var_1_32=1, var_1_33=1, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=0, var_1_14=64, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=0, var_1_23=64, var_1_24=5, var_1_25=0, var_1_26=2, var_1_27=0, var_1_28=32, var_1_29=65/4, var_1_31=0, var_1_32=1, var_1_33=1, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L150] RET assume_abort_if_not(var_1_34 >= 0) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=0, var_1_14=64, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=0, var_1_23=64, var_1_24=5, var_1_25=0, var_1_26=2, var_1_27=0, var_1_28=32, var_1_29=65/4, var_1_31=0, var_1_32=1, var_1_33=1, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L151] CALL assume_abort_if_not(var_1_34 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=0, var_1_14=64, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=0, var_1_23=64, var_1_24=5, var_1_25=0, var_1_26=2, var_1_27=0, var_1_28=32, var_1_29=65/4, var_1_31=0, var_1_32=1, var_1_33=1, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=0, var_1_14=64, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=0, var_1_23=64, var_1_24=5, var_1_25=0, var_1_26=2, var_1_27=0, var_1_28=32, var_1_29=65/4, var_1_31=0, var_1_32=1, var_1_33=1, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L151] RET assume_abort_if_not(var_1_34 <= 0) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=0, var_1_14=64, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=0, var_1_23=64, var_1_24=5, var_1_25=0, var_1_26=2, var_1_27=0, var_1_28=32, var_1_29=65/4, var_1_31=0, var_1_32=1, var_1_33=1, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L166] RET updateVariables() [L167] CALL step() [L56] var_1_24 = var_1_25 [L57] var_1_26 = var_1_27 [L58] var_1_28 = -2 [L59] var_1_29 = var_1_30 VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=0, var_1_14=64, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=0, var_1_23=64, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=-2, var_1_29=2, var_1_30=2, var_1_31=0, var_1_32=1, var_1_33=1, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L60] COND TRUE var_1_32 || var_1_33 [L61] var_1_31 = var_1_34 VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=0, var_1_14=64, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=0, var_1_23=64, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=-2, var_1_29=2, var_1_30=2, var_1_31=0, var_1_32=1, var_1_33=1, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L63] var_1_35 = var_1_30 [L64] var_1_36 = var_1_30 [L65] var_1_37 = var_1_27 VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=0, var_1_14=64, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=0, var_1_23=64, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=-2, var_1_29=2, var_1_30=2, var_1_31=0, var_1_32=1, var_1_33=1, var_1_34=0, var_1_35=2, var_1_36=2, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L66] COND FALSE !(\read(var_1_3)) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=0, var_1_14=64, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=0, var_1_23=64, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=-2, var_1_29=2, var_1_30=2, var_1_31=0, var_1_32=1, var_1_33=1, var_1_34=0, var_1_35=2, var_1_36=2, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L71] signed long int stepLocal_2 = var_1_5 * var_1_13; VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, stepLocal_2=0, var_1_10=256, var_1_12=41/5, var_1_13=0, var_1_14=64, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=0, var_1_23=64, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=-2, var_1_29=2, var_1_30=2, var_1_31=0, var_1_32=1, var_1_33=1, var_1_34=0, var_1_35=2, var_1_36=2, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L72] COND FALSE !(stepLocal_2 > last_1_var_1_10) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=0, var_1_14=64, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=0, var_1_23=64, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=-2, var_1_29=2, var_1_30=2, var_1_31=0, var_1_32=1, var_1_33=1, var_1_34=0, var_1_35=2, var_1_36=2, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L75] COND FALSE !((((((var_1_14 - var_1_20)) < (var_1_5)) ? ((var_1_14 - var_1_20)) : (var_1_5))) < var_1_20) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=0, var_1_14=64, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=0, var_1_23=64, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=-2, var_1_29=2, var_1_30=2, var_1_31=0, var_1_32=1, var_1_33=1, var_1_34=0, var_1_35=2, var_1_36=2, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L80] unsigned char stepLocal_1 = var_1_17 <= var_1_17; VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, stepLocal_1=0, var_1_10=256, var_1_12=41/5, var_1_13=0, var_1_14=64, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=0, var_1_23=64, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=-2, var_1_29=2, var_1_30=2, var_1_31=0, var_1_32=1, var_1_33=1, var_1_34=0, var_1_35=2, var_1_36=2, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L81] COND FALSE !(stepLocal_1 || var_1_3) [L86] var_1_12 = var_1_16 VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=3, var_1_13=0, var_1_14=64, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=0, var_1_23=64, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=-2, var_1_29=2, var_1_30=2, var_1_31=0, var_1_32=1, var_1_33=1, var_1_34=0, var_1_35=2, var_1_36=2, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L88] COND FALSE !(99999.8f < var_1_17) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=3, var_1_13=0, var_1_14=64, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=0, var_1_23=64, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=-2, var_1_29=2, var_1_30=2, var_1_31=0, var_1_32=1, var_1_33=1, var_1_34=0, var_1_35=2, var_1_36=2, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L99] COND FALSE !((var_1_17 + var_1_12) <= var_1_17) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=3, var_1_13=0, var_1_14=64, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=0, var_1_23=64, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=-2, var_1_29=2, var_1_30=2, var_1_31=0, var_1_32=1, var_1_33=1, var_1_34=0, var_1_35=2, var_1_36=2, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L104] EXPR var_1_6 ^ var_1_20 VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=3, var_1_13=0, var_1_14=64, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=0, var_1_23=64, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=-2, var_1_29=2, var_1_30=2, var_1_31=0, var_1_32=1, var_1_33=1, var_1_34=0, var_1_35=2, var_1_36=2, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L104] unsigned long int stepLocal_0 = (var_1_6 ^ var_1_20) + var_1_23; [L105] COND TRUE var_1_20 <= stepLocal_0 VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=3, var_1_13=0, var_1_14=64, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=0, var_1_23=64, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=-2, var_1_29=2, var_1_30=2, var_1_31=0, var_1_32=1, var_1_33=1, var_1_34=0, var_1_35=2, var_1_36=2, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L106] COND TRUE var_1_12 == var_1_12 [L107] var_1_10 = 0u VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=0, var_1_12=3, var_1_13=0, var_1_14=64, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=0, var_1_23=64, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=-2, var_1_29=2, var_1_30=2, var_1_31=0, var_1_32=1, var_1_33=1, var_1_34=0, var_1_35=2, var_1_36=2, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L167] RET step() [L168] CALL, EXPR property() [L158] EXPR (((99999.8f < var_1_17) ? ((! var_1_3) ? ((var_1_17 >= (var_1_17 / 2.5f)) ? (var_1_3 ? (var_1_1 == ((signed char) var_1_5)) : (var_1_1 == ((signed char) var_1_5))) : 1) : 1) : 1) && (var_1_3 ? (((last_1_var_1_10 + (var_1_5 + last_1_var_1_20)) >= last_1_var_1_20) ? (var_1_6 == ((unsigned short int) last_1_var_1_20)) : 1) : 1)) && ((var_1_20 <= ((var_1_6 ^ var_1_20) + var_1_23)) ? ((var_1_12 == var_1_12) ? (var_1_10 == ((unsigned long int) 0u)) : 1) : 1) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=0, var_1_12=3, var_1_13=0, var_1_14=64, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=0, var_1_23=64, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=-2, var_1_29=2, var_1_30=2, var_1_31=0, var_1_32=1, var_1_33=1, var_1_34=0, var_1_35=2, var_1_36=2, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L158-L159] return (((((((99999.8f < var_1_17) ? ((! var_1_3) ? ((var_1_17 >= (var_1_17 / 2.5f)) ? (var_1_3 ? (var_1_1 == ((signed char) var_1_5)) : (var_1_1 == ((signed char) var_1_5))) : 1) : 1) : 1) && (var_1_3 ? (((last_1_var_1_10 + (var_1_5 + last_1_var_1_20)) >= last_1_var_1_20) ? (var_1_6 == ((unsigned short int) last_1_var_1_20)) : 1) : 1)) && ((var_1_20 <= ((var_1_6 ^ var_1_20) + var_1_23)) ? ((var_1_12 == var_1_12) ? (var_1_10 == ((unsigned long int) 0u)) : 1) : 1)) && (((var_1_17 <= var_1_17) || var_1_3) ? (((var_1_17 / var_1_15) > 25.25) ? (var_1_12 == ((double) 128.5)) : 1) : (var_1_12 == ((double) var_1_16)))) && (((((((var_1_14 - var_1_20)) < (var_1_5)) ? ((var_1_14 - var_1_20)) : (var_1_5))) < var_1_20) ? (var_1_3 ? (var_1_17 == ((double) 128.1)) : 1) : 1)) && (((var_1_5 * var_1_13) > last_1_var_1_10) ? (var_1_20 == ((unsigned char) ((((((((var_1_21 - var_1_14)) > ((var_1_22 + 8))) ? ((var_1_21 - var_1_14)) : ((var_1_22 + 8)))) < 0 ) ? -(((((var_1_21 - var_1_14)) > ((var_1_22 + 8))) ? ((var_1_21 - var_1_14)) : ((var_1_22 + 8)))) : (((((var_1_21 - var_1_14)) > ((var_1_22 + 8))) ? ((var_1_21 - var_1_14)) : ((var_1_22 + 8)))))))) : 1)) && (((var_1_17 + var_1_12) <= var_1_17) ? ((var_1_6 >= var_1_6) ? (var_1_23 == ((unsigned long int) var_1_20)) : 1) : 1) ; [L168] RET, EXPR property() [L168] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=0, var_1_12=3, var_1_13=0, var_1_14=64, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=0, var_1_23=64, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=-2, var_1_29=2, var_1_30=2, var_1_31=0, var_1_32=1, var_1_33=1, var_1_34=0, var_1_35=2, var_1_36=2, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L19] reach_error() VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=0, var_1_12=3, var_1_13=0, var_1_14=64, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=0, var_1_23=64, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=-2, var_1_29=2, var_1_30=2, var_1_31=0, var_1_32=1, var_1_33=1, var_1_34=0, var_1_35=2, var_1_36=2, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 90 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 23.5s, OverallIterations: 12, TraceHistogramMax: 26, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 8.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2284 SdHoareTripleChecker+Valid, 4.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2284 mSDsluCounter, 4754 SdHoareTripleChecker+Invalid, 3.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 3236 mSDsCounter, 779 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2180 IncrementalHoareTripleChecker+Invalid, 2959 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 779 mSolverCounterUnsat, 1518 mSDtfsCounter, 2180 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 460 GetRequests, 353 SyntacticMatches, 1 SemanticMatches, 106 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 838 ImplicationChecksByTransitivity, 3.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2760occurred in iteration=11, InterpolantAutomatonStates: 77, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 2.4s AutomataMinimizationTime, 11 MinimizatonAttempts, 1079 StatesRemovedByMinimization, 11 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 1.0s SatisfiabilityAnalysisTime, 10.2s InterpolantComputationTime, 2387 NumberOfCodeBlocks, 2387 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 2200 ConstructedInterpolants, 0 QuantifiedInterpolants, 10196 SizeOfPredicates, 7 NumberOfNonLiveVariables, 404 ConjunctsInSsa, 23 ConjunctsInUnsatCore, 13 InterpolantComputations, 10 PerfectInterpolantSequences, 16507/16900 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-24 01:29:41,390 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baad02b3-20d1-4bfa-8c78-a9d50bf72e1c/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baad02b3-20d1-4bfa-8c78-a9d50bf72e1c/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baad02b3-20d1-4bfa-8c78-a9d50bf72e1c/bin/uautomizer-verify-LYvppIcaGC/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baad02b3-20d1-4bfa-8c78-a9d50bf72e1c/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baad02b3-20d1-4bfa-8c78-a9d50bf72e1c/bin/uautomizer-verify-LYvppIcaGC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baad02b3-20d1-4bfa-8c78-a9d50bf72e1c/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baad02b3-20d1-4bfa-8c78-a9d50bf72e1c/bin/uautomizer-verify-LYvppIcaGC --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5ca8d44de1b038c40865b8a2cfc17e34a1f96999f82ad60fa9216aae98b3e84c --- Real Ultimate output --- This is Ultimate 0.3.0-dev-6497de0 [2024-11-24 01:29:44,108 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-24 01:29:44,210 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baad02b3-20d1-4bfa-8c78-a9d50bf72e1c/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-24 01:29:44,218 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-24 01:29:44,219 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-24 01:29:44,269 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-24 01:29:44,269 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-24 01:29:44,269 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-24 01:29:44,270 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-24 01:29:44,272 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-24 01:29:44,272 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-24 01:29:44,272 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-24 01:29:44,273 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-24 01:29:44,273 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-24 01:29:44,274 INFO L153 SettingsManager]: * Use SBE=true [2024-11-24 01:29:44,274 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-24 01:29:44,274 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-24 01:29:44,274 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-24 01:29:44,275 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-24 01:29:44,275 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-24 01:29:44,275 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-24 01:29:44,276 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-24 01:29:44,276 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-24 01:29:44,276 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-24 01:29:44,276 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-24 01:29:44,276 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-24 01:29:44,276 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-24 01:29:44,276 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-24 01:29:44,277 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-24 01:29:44,277 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-24 01:29:44,277 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-24 01:29:44,277 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-24 01:29:44,277 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-24 01:29:44,277 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-24 01:29:44,278 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 01:29:44,278 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-24 01:29:44,279 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-24 01:29:44,279 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-24 01:29:44,279 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-24 01:29:44,279 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 01:29:44,279 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-24 01:29:44,279 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-24 01:29:44,279 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-24 01:29:44,279 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-24 01:29:44,279 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-24 01:29:44,279 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-24 01:29:44,279 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-24 01:29:44,280 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-24 01:29:44,280 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-24 01:29:44,280 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-24 01:29:44,280 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_baad02b3-20d1-4bfa-8c78-a9d50bf72e1c/bin/uautomizer-verify-LYvppIcaGC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5ca8d44de1b038c40865b8a2cfc17e34a1f96999f82ad60fa9216aae98b3e84c [2024-11-24 01:29:44,703 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-24 01:29:44,718 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-24 01:29:44,723 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-24 01:29:44,725 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-24 01:29:44,726 INFO L274 PluginConnector]: CDTParser initialized [2024-11-24 01:29:44,728 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baad02b3-20d1-4bfa-8c78-a9d50bf72e1c/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-3.i [2024-11-24 01:29:47,744 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baad02b3-20d1-4bfa-8c78-a9d50bf72e1c/bin/uautomizer-verify-LYvppIcaGC/data/924db673d/2c8b388560de4553bac2792e13af10f9/FLAG251e03e32 [2024-11-24 01:29:47,985 INFO L384 CDTParser]: Found 1 translation units. [2024-11-24 01:29:47,986 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baad02b3-20d1-4bfa-8c78-a9d50bf72e1c/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-3.i [2024-11-24 01:29:48,013 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baad02b3-20d1-4bfa-8c78-a9d50bf72e1c/bin/uautomizer-verify-LYvppIcaGC/data/924db673d/2c8b388560de4553bac2792e13af10f9/FLAG251e03e32 [2024-11-24 01:29:48,065 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baad02b3-20d1-4bfa-8c78-a9d50bf72e1c/bin/uautomizer-verify-LYvppIcaGC/data/924db673d/2c8b388560de4553bac2792e13af10f9 [2024-11-24 01:29:48,067 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-24 01:29:48,072 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-24 01:29:48,075 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-24 01:29:48,075 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-24 01:29:48,081 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-24 01:29:48,082 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 01:29:48" (1/1) ... [2024-11-24 01:29:48,084 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@119b3d58 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:29:48, skipping insertion in model container [2024-11-24 01:29:48,086 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 01:29:48" (1/1) ... [2024-11-24 01:29:48,115 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-24 01:29:48,327 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_baad02b3-20d1-4bfa-8c78-a9d50bf72e1c/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-3.i[914,927] [2024-11-24 01:29:48,429 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 01:29:48,454 INFO L200 MainTranslator]: Completed pre-run [2024-11-24 01:29:48,471 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_baad02b3-20d1-4bfa-8c78-a9d50bf72e1c/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-3.i[914,927] [2024-11-24 01:29:48,547 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 01:29:48,574 INFO L204 MainTranslator]: Completed translation [2024-11-24 01:29:48,575 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:29:48 WrapperNode [2024-11-24 01:29:48,575 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-24 01:29:48,576 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-24 01:29:48,576 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-24 01:29:48,577 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-24 01:29:48,591 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:29:48" (1/1) ... [2024-11-24 01:29:48,612 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:29:48" (1/1) ... [2024-11-24 01:29:48,645 INFO L138 Inliner]: procedures = 27, calls = 39, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 170 [2024-11-24 01:29:48,646 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-24 01:29:48,646 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-24 01:29:48,647 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-24 01:29:48,647 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-24 01:29:48,657 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:29:48" (1/1) ... [2024-11-24 01:29:48,657 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:29:48" (1/1) ... [2024-11-24 01:29:48,661 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:29:48" (1/1) ... [2024-11-24 01:29:48,675 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-24 01:29:48,676 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:29:48" (1/1) ... [2024-11-24 01:29:48,676 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:29:48" (1/1) ... [2024-11-24 01:29:48,691 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:29:48" (1/1) ... [2024-11-24 01:29:48,692 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:29:48" (1/1) ... [2024-11-24 01:29:48,700 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:29:48" (1/1) ... [2024-11-24 01:29:48,706 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:29:48" (1/1) ... [2024-11-24 01:29:48,707 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:29:48" (1/1) ... [2024-11-24 01:29:48,714 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-24 01:29:48,718 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-24 01:29:48,719 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-24 01:29:48,719 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-24 01:29:48,720 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:29:48" (1/1) ... [2024-11-24 01:29:48,730 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 01:29:48,745 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baad02b3-20d1-4bfa-8c78-a9d50bf72e1c/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 01:29:48,760 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baad02b3-20d1-4bfa-8c78-a9d50bf72e1c/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-24 01:29:48,765 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baad02b3-20d1-4bfa-8c78-a9d50bf72e1c/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-24 01:29:48,793 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-24 01:29:48,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-24 01:29:48,793 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-24 01:29:48,794 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-24 01:29:48,794 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-24 01:29:48,794 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-24 01:29:48,912 INFO L234 CfgBuilder]: Building ICFG [2024-11-24 01:29:48,915 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-24 01:30:03,901 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live. [2024-11-24 01:30:03,902 INFO L283 CfgBuilder]: Performing block encoding [2024-11-24 01:30:03,915 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-24 01:30:03,915 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-24 01:30:03,916 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 01:30:03 BoogieIcfgContainer [2024-11-24 01:30:03,916 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-24 01:30:03,919 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-24 01:30:03,919 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-24 01:30:03,926 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-24 01:30:03,926 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 01:29:48" (1/3) ... [2024-11-24 01:30:03,927 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5c61a7cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 01:30:03, skipping insertion in model container [2024-11-24 01:30:03,927 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:29:48" (2/3) ... [2024-11-24 01:30:03,929 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5c61a7cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 01:30:03, skipping insertion in model container [2024-11-24 01:30:03,930 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 01:30:03" (3/3) ... [2024-11-24 01:30:03,931 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-10_file-3.i [2024-11-24 01:30:03,948 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-24 01:30:03,950 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodesize_ps-cn-10_file-3.i that has 2 procedures, 79 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-24 01:30:04,029 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-24 01:30:04,047 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;@40ba9eb4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-24 01:30:04,047 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-24 01:30:04,052 INFO L276 IsEmpty]: Start isEmpty. Operand has 79 states, 50 states have (on average 1.42) internal successors, (71), 51 states have internal predecessors, (71), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2024-11-24 01:30:04,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2024-11-24 01:30:04,066 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:30:04,067 INFO L218 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:30:04,067 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:30:04,072 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:30:04,073 INFO L85 PathProgramCache]: Analyzing trace with hash -1636033674, now seen corresponding path program 1 times [2024-11-24 01:30:04,099 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 01:30:04,099 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [451526790] [2024-11-24 01:30:04,100 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:30:04,100 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 01:30:04,100 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baad02b3-20d1-4bfa-8c78-a9d50bf72e1c/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 01:30:04,102 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baad02b3-20d1-4bfa-8c78-a9d50bf72e1c/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-24 01:30:04,104 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baad02b3-20d1-4bfa-8c78-a9d50bf72e1c/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-11-24 01:30:05,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:30:05,480 INFO L256 TraceCheckSpWp]: Trace formula consists of 272 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-24 01:30:05,490 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 01:30:05,553 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 554 proven. 0 refuted. 0 times theorem prover too weak. 746 trivial. 0 not checked. [2024-11-24 01:30:05,553 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 01:30:05,554 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 01:30:05,554 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [451526790] [2024-11-24 01:30:05,555 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [451526790] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:30:05,555 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:30:05,555 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-24 01:30:05,557 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [307959827] [2024-11-24 01:30:05,558 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:30:05,563 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-24 01:30:05,563 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 01:30:05,591 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-24 01:30:05,592 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-24 01:30:05,595 INFO L87 Difference]: Start difference. First operand has 79 states, 50 states have (on average 1.42) internal successors, (71), 51 states have internal predecessors, (71), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) Second operand has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2024-11-24 01:30:05,631 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:30:05,632 INFO L93 Difference]: Finished difference Result 151 states and 266 transitions. [2024-11-24 01:30:05,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-24 01:30:05,634 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) Word has length 165 [2024-11-24 01:30:05,635 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:30:05,643 INFO L225 Difference]: With dead ends: 151 [2024-11-24 01:30:05,644 INFO L226 Difference]: Without dead ends: 75 [2024-11-24 01:30:05,648 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 164 GetRequests, 164 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-24 01:30:05,651 INFO L435 NwaCegarLoop]: 115 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 115 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-24 01:30:05,652 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 115 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-24 01:30:05,668 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2024-11-24 01:30:05,693 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 75. [2024-11-24 01:30:05,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 75 states, 47 states have (on average 1.3404255319148937) internal successors, (63), 47 states have internal predecessors, (63), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2024-11-24 01:30:05,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 115 transitions. [2024-11-24 01:30:05,707 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 115 transitions. Word has length 165 [2024-11-24 01:30:05,708 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:30:05,708 INFO L471 AbstractCegarLoop]: Abstraction has 75 states and 115 transitions. [2024-11-24 01:30:05,708 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2024-11-24 01:30:05,709 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 115 transitions. [2024-11-24 01:30:05,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2024-11-24 01:30:05,713 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:30:05,713 INFO L218 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:30:05,733 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baad02b3-20d1-4bfa-8c78-a9d50bf72e1c/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-11-24 01:30:05,914 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baad02b3-20d1-4bfa-8c78-a9d50bf72e1c/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 01:30:05,914 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:30:05,915 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:30:05,915 INFO L85 PathProgramCache]: Analyzing trace with hash 127020282, now seen corresponding path program 1 times [2024-11-24 01:30:05,916 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 01:30:05,916 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [865481918] [2024-11-24 01:30:05,916 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:30:05,917 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 01:30:05,917 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baad02b3-20d1-4bfa-8c78-a9d50bf72e1c/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 01:30:05,919 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baad02b3-20d1-4bfa-8c78-a9d50bf72e1c/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-24 01:30:05,922 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baad02b3-20d1-4bfa-8c78-a9d50bf72e1c/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-11-24 01:30:07,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:30:07,329 INFO L256 TraceCheckSpWp]: Trace formula consists of 272 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-24 01:30:07,337 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 01:30:10,597 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2024-11-24 01:30:10,597 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 01:30:10,598 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 01:30:10,598 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [865481918] [2024-11-24 01:30:10,598 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [865481918] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:30:10,598 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:30:10,598 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-24 01:30:10,599 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [265887019] [2024-11-24 01:30:10,599 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:30:10,600 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-24 01:30:10,601 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 01:30:10,602 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-24 01:30:10,602 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-24 01:30:10,602 INFO L87 Difference]: Start difference. First operand 75 states and 115 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, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2024-11-24 01:30:14,966 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.19s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 01:30:18,973 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 01:30:21,076 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 01:30:25,125 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.98s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 01:30:29,359 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.23s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 01:30:31,484 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.40s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 01:30:32,970 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.48s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 01:30:39,216 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.28s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 01:30:43,224 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 01:30:47,260 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 01:30:47,520 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:30:47,520 INFO L93 Difference]: Finished difference Result 219 states and 339 transitions. [2024-11-24 01:30:47,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-24 01:30:47,629 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, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 165 [2024-11-24 01:30:47,630 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:30:47,632 INFO L225 Difference]: With dead ends: 219 [2024-11-24 01:30:47,632 INFO L226 Difference]: Without dead ends: 147 [2024-11-24 01:30:47,634 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 165 GetRequests, 162 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-24 01:30:47,635 INFO L435 NwaCegarLoop]: 127 mSDtfsCounter, 31 mSDsluCounter, 225 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 2 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 36.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 31 SdHoareTripleChecker+Valid, 352 SdHoareTripleChecker+Invalid, 34 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 36.8s IncrementalHoareTripleChecker+Time [2024-11-24 01:30:47,635 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [31 Valid, 352 Invalid, 34 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 26 Invalid, 6 Unknown, 0 Unchecked, 36.8s Time] [2024-11-24 01:30:47,636 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 147 states. [2024-11-24 01:30:47,667 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 147 to 145. [2024-11-24 01:30:47,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 145 states, 90 states have (on average 1.3222222222222222) internal successors, (119), 90 states have internal predecessors, (119), 52 states have call successors, (52), 2 states have call predecessors, (52), 2 states have return successors, (52), 52 states have call predecessors, (52), 52 states have call successors, (52) [2024-11-24 01:30:47,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 145 states and 223 transitions. [2024-11-24 01:30:47,671 INFO L78 Accepts]: Start accepts. Automaton has 145 states and 223 transitions. Word has length 165 [2024-11-24 01:30:47,672 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:30:47,672 INFO L471 AbstractCegarLoop]: Abstraction has 145 states and 223 transitions. [2024-11-24 01:30:47,673 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, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2024-11-24 01:30:47,673 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 223 transitions. [2024-11-24 01:30:47,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2024-11-24 01:30:47,676 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:30:47,676 INFO L218 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:30:47,702 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baad02b3-20d1-4bfa-8c78-a9d50bf72e1c/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2024-11-24 01:30:47,877 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baad02b3-20d1-4bfa-8c78-a9d50bf72e1c/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 01:30:47,877 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:30:47,878 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:30:47,878 INFO L85 PathProgramCache]: Analyzing trace with hash -636084942, now seen corresponding path program 1 times [2024-11-24 01:30:47,878 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 01:30:47,878 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1812849521] [2024-11-24 01:30:47,879 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:30:47,879 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 01:30:47,879 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baad02b3-20d1-4bfa-8c78-a9d50bf72e1c/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 01:30:47,881 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baad02b3-20d1-4bfa-8c78-a9d50bf72e1c/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-24 01:30:47,882 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baad02b3-20d1-4bfa-8c78-a9d50bf72e1c/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2024-11-24 01:30:49,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:30:49,065 INFO L256 TraceCheckSpWp]: Trace formula consists of 274 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-24 01:30:49,070 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 01:30:49,184 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2024-11-24 01:30:49,185 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 01:30:49,185 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 01:30:49,185 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1812849521] [2024-11-24 01:30:49,185 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1812849521] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:30:49,185 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:30:49,185 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-24 01:30:49,186 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1907186080] [2024-11-24 01:30:49,186 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:30:49,187 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-24 01:30:49,187 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 01:30:49,188 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-24 01:30:49,188 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 01:30:49,188 INFO L87 Difference]: Start difference. First operand 145 states and 223 transitions. Second operand has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2024-11-24 01:30:53,635 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.27s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 01:30:57,643 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 01:30:57,780 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:30:57,780 INFO L93 Difference]: Finished difference Result 329 states and 504 transitions. [2024-11-24 01:30:57,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 01:30:57,781 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 166 [2024-11-24 01:30:57,782 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:30:57,785 INFO L225 Difference]: With dead ends: 329 [2024-11-24 01:30:57,789 INFO L226 Difference]: Without dead ends: 187 [2024-11-24 01:30:57,791 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 165 GetRequests, 164 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 01:30:57,792 INFO L435 NwaCegarLoop]: 124 mSDtfsCounter, 29 mSDsluCounter, 96 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 6 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 29 SdHoareTripleChecker+Valid, 220 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.6s IncrementalHoareTripleChecker+Time [2024-11-24 01:30:57,792 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [29 Valid, 220 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 12 Invalid, 2 Unknown, 0 Unchecked, 8.6s Time] [2024-11-24 01:30:57,793 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 187 states. [2024-11-24 01:30:57,843 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 187 to 162. [2024-11-24 01:30:57,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 162 states, 107 states have (on average 1.3364485981308412) internal successors, (143), 107 states have internal predecessors, (143), 52 states have call successors, (52), 2 states have call predecessors, (52), 2 states have return successors, (52), 52 states have call predecessors, (52), 52 states have call successors, (52) [2024-11-24 01:30:57,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 162 states and 247 transitions. [2024-11-24 01:30:57,851 INFO L78 Accepts]: Start accepts. Automaton has 162 states and 247 transitions. Word has length 166 [2024-11-24 01:30:57,851 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:30:57,851 INFO L471 AbstractCegarLoop]: Abstraction has 162 states and 247 transitions. [2024-11-24 01:30:57,852 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2024-11-24 01:30:57,852 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 247 transitions. [2024-11-24 01:30:57,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2024-11-24 01:30:57,859 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:30:57,859 INFO L218 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:30:57,884 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baad02b3-20d1-4bfa-8c78-a9d50bf72e1c/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2024-11-24 01:30:58,059 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baad02b3-20d1-4bfa-8c78-a9d50bf72e1c/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 01:30:58,060 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:30:58,060 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:30:58,060 INFO L85 PathProgramCache]: Analyzing trace with hash -1620809071, now seen corresponding path program 1 times [2024-11-24 01:30:58,061 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 01:30:58,061 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [466087599] [2024-11-24 01:30:58,061 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:30:58,061 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 01:30:58,061 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baad02b3-20d1-4bfa-8c78-a9d50bf72e1c/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 01:30:58,063 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baad02b3-20d1-4bfa-8c78-a9d50bf72e1c/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-24 01:30:58,065 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baad02b3-20d1-4bfa-8c78-a9d50bf72e1c/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2024-11-24 01:30:59,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:30:59,365 INFO L256 TraceCheckSpWp]: Trace formula consists of 274 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-24 01:30:59,371 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 01:30:59,534 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2024-11-24 01:30:59,534 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 01:30:59,534 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 01:30:59,534 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [466087599] [2024-11-24 01:30:59,535 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [466087599] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:30:59,535 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:30:59,535 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-24 01:30:59,535 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2076143475] [2024-11-24 01:30:59,535 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:30:59,536 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-24 01:30:59,536 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 01:30:59,537 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-24 01:30:59,537 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 01:30:59,537 INFO L87 Difference]: Start difference. First operand 162 states and 247 transitions. Second operand has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2024-11-24 01:31:03,972 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.26s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 01:31:07,978 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 01:31:08,106 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:31:08,106 INFO L93 Difference]: Finished difference Result 345 states and 522 transitions. [2024-11-24 01:31:08,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 01:31:08,107 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 167 [2024-11-24 01:31:08,108 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:31:08,110 INFO L225 Difference]: With dead ends: 345 [2024-11-24 01:31:08,110 INFO L226 Difference]: Without dead ends: 186 [2024-11-24 01:31:08,112 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 166 GetRequests, 165 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 01:31:08,113 INFO L435 NwaCegarLoop]: 125 mSDtfsCounter, 29 mSDsluCounter, 98 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 2 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 29 SdHoareTripleChecker+Valid, 223 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.5s IncrementalHoareTripleChecker+Time [2024-11-24 01:31:08,113 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [29 Valid, 223 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 14 Invalid, 2 Unknown, 0 Unchecked, 8.5s Time] [2024-11-24 01:31:08,114 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 186 states. [2024-11-24 01:31:08,135 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 186 to 162. [2024-11-24 01:31:08,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 162 states, 107 states have (on average 1.280373831775701) internal successors, (137), 107 states have internal predecessors, (137), 52 states have call successors, (52), 2 states have call predecessors, (52), 2 states have return successors, (52), 52 states have call predecessors, (52), 52 states have call successors, (52) [2024-11-24 01:31:08,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 162 states and 241 transitions. [2024-11-24 01:31:08,139 INFO L78 Accepts]: Start accepts. Automaton has 162 states and 241 transitions. Word has length 167 [2024-11-24 01:31:08,139 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:31:08,139 INFO L471 AbstractCegarLoop]: Abstraction has 162 states and 241 transitions. [2024-11-24 01:31:08,140 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2024-11-24 01:31:08,140 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 241 transitions. [2024-11-24 01:31:08,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2024-11-24 01:31:08,143 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:31:08,143 INFO L218 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:31:08,169 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baad02b3-20d1-4bfa-8c78-a9d50bf72e1c/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Ended with exit code 0 [2024-11-24 01:31:08,343 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baad02b3-20d1-4bfa-8c78-a9d50bf72e1c/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 01:31:08,344 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:31:08,344 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:31:08,344 INFO L85 PathProgramCache]: Analyzing trace with hash -1875897748, now seen corresponding path program 1 times [2024-11-24 01:31:08,345 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 01:31:08,345 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1421200173] [2024-11-24 01:31:08,345 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:31:08,345 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 01:31:08,345 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baad02b3-20d1-4bfa-8c78-a9d50bf72e1c/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 01:31:08,347 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baad02b3-20d1-4bfa-8c78-a9d50bf72e1c/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-24 01:31:08,348 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baad02b3-20d1-4bfa-8c78-a9d50bf72e1c/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2024-11-24 01:31:09,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:31:09,548 INFO L256 TraceCheckSpWp]: Trace formula consists of 276 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-24 01:31:09,554 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 01:31:20,760 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2024-11-24 01:31:20,761 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 01:31:20,761 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 01:31:20,762 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1421200173] [2024-11-24 01:31:20,766 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1421200173] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:31:20,766 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:31:20,766 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 01:31:20,766 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [38929490] [2024-11-24 01:31:20,766 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:31:20,767 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-24 01:31:20,767 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 01:31:20,768 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-24 01:31:20,768 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-24 01:31:20,768 INFO L87 Difference]: Start difference. First operand 162 states and 241 transitions. Second operand has 6 states, 6 states have (on average 6.833333333333333) internal successors, (41), 5 states have internal predecessors, (41), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2024-11-24 01:31:27,036 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.27s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 01:31:31,054 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 01:31:35,058 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 01:31:39,071 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 01:31:43,082 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 01:31:47,086 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 01:31:51,098 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 01:31:55,104 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 01:31:59,111 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 01:32:00,129 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:32:00,129 INFO L93 Difference]: Finished difference Result 639 states and 955 transitions. [2024-11-24 01:32:00,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 01:32:00,130 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.833333333333333) internal successors, (41), 5 states have internal predecessors, (41), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 168 [2024-11-24 01:32:00,130 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:32:00,138 INFO L225 Difference]: With dead ends: 639 [2024-11-24 01:32:00,138 INFO L226 Difference]: Without dead ends: 480 [2024-11-24 01:32:00,139 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 169 GetRequests, 163 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2024-11-24 01:32:00,140 INFO L435 NwaCegarLoop]: 207 mSDtfsCounter, 92 mSDsluCounter, 362 mSDsCounter, 0 mSdLazyCounter, 226 mSolverCounterSat, 53 mSolverCounterUnsat, 9 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 38.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 92 SdHoareTripleChecker+Valid, 569 SdHoareTripleChecker+Invalid, 288 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 53 IncrementalHoareTripleChecker+Valid, 226 IncrementalHoareTripleChecker+Invalid, 9 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 39.0s IncrementalHoareTripleChecker+Time [2024-11-24 01:32:00,140 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [92 Valid, 569 Invalid, 288 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [53 Valid, 226 Invalid, 9 Unknown, 0 Unchecked, 39.0s Time] [2024-11-24 01:32:00,143 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 480 states. [2024-11-24 01:32:00,221 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 480 to 472. [2024-11-24 01:32:00,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 472 states, 309 states have (on average 1.284789644012945) internal successors, (397), 309 states have internal predecessors, (397), 156 states have call successors, (156), 6 states have call predecessors, (156), 6 states have return successors, (156), 156 states have call predecessors, (156), 156 states have call successors, (156) [2024-11-24 01:32:00,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 472 states and 709 transitions. [2024-11-24 01:32:00,229 INFO L78 Accepts]: Start accepts. Automaton has 472 states and 709 transitions. Word has length 168 [2024-11-24 01:32:00,229 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:32:00,230 INFO L471 AbstractCegarLoop]: Abstraction has 472 states and 709 transitions. [2024-11-24 01:32:00,230 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.833333333333333) internal successors, (41), 5 states have internal predecessors, (41), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2024-11-24 01:32:00,230 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 709 transitions. [2024-11-24 01:32:00,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2024-11-24 01:32:00,233 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:32:00,233 INFO L218 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:32:00,260 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baad02b3-20d1-4bfa-8c78-a9d50bf72e1c/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Ended with exit code 0 [2024-11-24 01:32:00,434 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baad02b3-20d1-4bfa-8c78-a9d50bf72e1c/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 01:32:00,434 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:32:00,434 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:32:00,434 INFO L85 PathProgramCache]: Analyzing trace with hash -864780498, now seen corresponding path program 1 times [2024-11-24 01:32:00,435 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 01:32:00,435 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1155843866] [2024-11-24 01:32:00,435 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:32:00,435 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 01:32:00,435 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baad02b3-20d1-4bfa-8c78-a9d50bf72e1c/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 01:32:00,437 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baad02b3-20d1-4bfa-8c78-a9d50bf72e1c/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-24 01:32:00,438 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baad02b3-20d1-4bfa-8c78-a9d50bf72e1c/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2024-11-24 01:32:01,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:32:01,856 INFO L256 TraceCheckSpWp]: Trace formula consists of 277 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-24 01:32:01,860 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 01:32:08,335 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2024-11-24 01:32:08,335 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 01:32:08,335 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 01:32:08,335 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1155843866] [2024-11-24 01:32:08,336 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1155843866] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:32:08,336 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:32:08,336 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 01:32:08,336 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [731690401] [2024-11-24 01:32:08,336 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:32:08,336 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-24 01:32:08,337 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 01:32:08,337 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-24 01:32:08,337 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-24 01:32:08,337 INFO L87 Difference]: Start difference. First operand 472 states and 709 transitions. Second operand has 6 states, 6 states have (on average 6.833333333333333) internal successors, (41), 5 states have internal predecessors, (41), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2024-11-24 01:32:14,961 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.25s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 01:32:18,963 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 01:32:22,967 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 01:32:26,972 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 01:32:30,975 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 01:32:34,979 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 01:32:38,983 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 01:32:42,990 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 01:32:46,998 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 01:32:51,001 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 01:32:55,005 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 01:32:59,009 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 01:33:03,013 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 01:33:07,017 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 01:33:11,021 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 01:33:15,025 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 01:33:21,580 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.25s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 01:33:25,603 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 01:33:29,609 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 01:33:33,620 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 01:33:33,621 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:33:33,621 INFO L93 Difference]: Finished difference Result 904 states and 1335 transitions. [2024-11-24 01:33:33,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-24 01:33:33,718 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.833333333333333) internal successors, (41), 5 states have internal predecessors, (41), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 168 [2024-11-24 01:33:33,718 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:33:33,725 INFO L225 Difference]: With dead ends: 904 [2024-11-24 01:33:33,725 INFO L226 Difference]: Without dead ends: 745 [2024-11-24 01:33:33,726 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 173 GetRequests, 163 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2024-11-24 01:33:33,727 INFO L435 NwaCegarLoop]: 199 mSDtfsCounter, 319 mSDsluCounter, 441 mSDsCounter, 0 mSdLazyCounter, 326 mSolverCounterSat, 105 mSolverCounterUnsat, 20 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 84.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 319 SdHoareTripleChecker+Valid, 640 SdHoareTripleChecker+Invalid, 451 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 105 IncrementalHoareTripleChecker+Valid, 326 IncrementalHoareTripleChecker+Invalid, 20 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 84.5s IncrementalHoareTripleChecker+Time [2024-11-24 01:33:33,728 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [319 Valid, 640 Invalid, 451 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [105 Valid, 326 Invalid, 20 Unknown, 0 Unchecked, 84.5s Time] [2024-11-24 01:33:33,730 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 745 states. [2024-11-24 01:33:33,816 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 745 to 627. [2024-11-24 01:33:33,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 627 states, 410 states have (on average 1.2829268292682927) internal successors, (526), 410 states have internal predecessors, (526), 208 states have call successors, (208), 8 states have call predecessors, (208), 8 states have return successors, (208), 208 states have call predecessors, (208), 208 states have call successors, (208) [2024-11-24 01:33:33,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 627 states to 627 states and 942 transitions. [2024-11-24 01:33:33,824 INFO L78 Accepts]: Start accepts. Automaton has 627 states and 942 transitions. Word has length 168 [2024-11-24 01:33:33,825 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:33:33,825 INFO L471 AbstractCegarLoop]: Abstraction has 627 states and 942 transitions. [2024-11-24 01:33:33,825 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.833333333333333) internal successors, (41), 5 states have internal predecessors, (41), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2024-11-24 01:33:33,826 INFO L276 IsEmpty]: Start isEmpty. Operand 627 states and 942 transitions. [2024-11-24 01:33:33,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2024-11-24 01:33:33,829 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:33:33,829 INFO L218 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:33:33,855 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baad02b3-20d1-4bfa-8c78-a9d50bf72e1c/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2024-11-24 01:33:34,030 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baad02b3-20d1-4bfa-8c78-a9d50bf72e1c/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 01:33:34,030 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:33:34,030 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:33:34,030 INFO L85 PathProgramCache]: Analyzing trace with hash 1398001194, now seen corresponding path program 1 times [2024-11-24 01:33:34,031 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 01:33:34,031 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1764441335] [2024-11-24 01:33:34,031 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:33:34,031 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 01:33:34,031 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baad02b3-20d1-4bfa-8c78-a9d50bf72e1c/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 01:33:34,033 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baad02b3-20d1-4bfa-8c78-a9d50bf72e1c/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-24 01:33:34,035 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baad02b3-20d1-4bfa-8c78-a9d50bf72e1c/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2024-11-24 01:33:35,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:33:35,239 INFO L256 TraceCheckSpWp]: Trace formula consists of 275 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-24 01:33:35,241 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 01:33:41,014 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2024-11-24 01:33:41,014 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 01:33:41,014 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 01:33:41,014 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1764441335] [2024-11-24 01:33:41,014 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1764441335] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:33:41,014 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:33:41,014 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-24 01:33:41,015 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1026886110] [2024-11-24 01:33:41,015 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:33:41,015 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-24 01:33:41,015 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 01:33:41,016 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-24 01:33:41,016 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-24 01:33:41,017 INFO L87 Difference]: Start difference. First operand 627 states and 942 transitions. Second operand has 4 states, 4 states have (on average 10.25) internal successors, (41), 3 states have internal predecessors, (41), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2024-11-24 01:33:45,930 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.30s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 01:33:49,937 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 01:33:53,955 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 01:33:58,464 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.27s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 01:34:02,468 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 01:34:02,489 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:34:02,489 INFO L93 Difference]: Finished difference Result 1751 states and 2613 transitions. [2024-11-24 01:34:02,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-24 01:34:02,591 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.25) internal successors, (41), 3 states have internal predecessors, (41), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 168 [2024-11-24 01:34:02,592 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:34:02,600 INFO L225 Difference]: With dead ends: 1751 [2024-11-24 01:34:02,600 INFO L226 Difference]: Without dead ends: 1127 [2024-11-24 01:34:02,603 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 168 GetRequests, 165 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-24 01:34:02,604 INFO L435 NwaCegarLoop]: 104 mSDtfsCounter, 124 mSDsluCounter, 206 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 53 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 21.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 124 SdHoareTripleChecker+Valid, 310 SdHoareTripleChecker+Invalid, 82 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 53 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 21.3s IncrementalHoareTripleChecker+Time [2024-11-24 01:34:02,605 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [124 Valid, 310 Invalid, 82 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [53 Valid, 24 Invalid, 5 Unknown, 0 Unchecked, 21.3s Time] [2024-11-24 01:34:02,606 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1127 states. [2024-11-24 01:34:02,758 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1127 to 1007. [2024-11-24 01:34:02,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1007 states, 655 states have (on average 1.2732824427480915) internal successors, (834), 655 states have internal predecessors, (834), 338 states have call successors, (338), 13 states have call predecessors, (338), 13 states have return successors, (338), 338 states have call predecessors, (338), 338 states have call successors, (338) [2024-11-24 01:34:02,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1007 states to 1007 states and 1510 transitions. [2024-11-24 01:34:02,767 INFO L78 Accepts]: Start accepts. Automaton has 1007 states and 1510 transitions. Word has length 168 [2024-11-24 01:34:02,772 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:34:02,772 INFO L471 AbstractCegarLoop]: Abstraction has 1007 states and 1510 transitions. [2024-11-24 01:34:02,772 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.25) internal successors, (41), 3 states have internal predecessors, (41), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2024-11-24 01:34:02,772 INFO L276 IsEmpty]: Start isEmpty. Operand 1007 states and 1510 transitions. [2024-11-24 01:34:02,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2024-11-24 01:34:02,774 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:34:02,775 INFO L218 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:34:02,802 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baad02b3-20d1-4bfa-8c78-a9d50bf72e1c/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Ended with exit code 0 [2024-11-24 01:34:02,977 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baad02b3-20d1-4bfa-8c78-a9d50bf72e1c/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 01:34:02,977 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:34:02,978 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:34:02,978 INFO L85 PathProgramCache]: Analyzing trace with hash -1315257373, now seen corresponding path program 1 times [2024-11-24 01:34:02,978 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 01:34:02,978 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1831207310] [2024-11-24 01:34:02,978 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:34:02,978 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 01:34:02,979 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baad02b3-20d1-4bfa-8c78-a9d50bf72e1c/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 01:34:02,981 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baad02b3-20d1-4bfa-8c78-a9d50bf72e1c/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-24 01:34:02,984 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baad02b3-20d1-4bfa-8c78-a9d50bf72e1c/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2024-11-24 01:34:04,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:34:04,105 INFO L256 TraceCheckSpWp]: Trace formula consists of 278 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-24 01:34:04,108 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 01:34:07,340 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2024-11-24 01:34:07,340 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 01:34:07,340 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 01:34:07,340 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1831207310] [2024-11-24 01:34:07,340 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1831207310] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:34:07,340 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:34:07,340 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-24 01:34:07,340 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [543394399] [2024-11-24 01:34:07,341 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:34:07,341 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 01:34:07,341 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 01:34:07,342 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 01:34:07,342 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-24 01:34:07,342 INFO L87 Difference]: Start difference. First operand 1007 states and 1510 transitions. Second operand has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2024-11-24 01:34:13,099 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.16s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 01:34:17,103 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 01:34:20,200 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.10s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 01:34:24,469 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.27s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 01:34:28,471 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 01:34:33,030 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.17s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 01:34:37,259 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.23s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 01:34:38,314 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.05s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 01:34:41,381 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.97s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 01:34:47,150 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.26s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 01:34:51,160 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 01:34:54,914 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.75s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 01:34:58,924 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 01:35:03,723 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.35s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 01:35:07,975 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.25s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 01:35:08,215 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:35:08,215 INFO L93 Difference]: Finished difference Result 1841 states and 2788 transitions. [2024-11-24 01:35:08,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 01:35:08,216 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 169 [2024-11-24 01:35:08,217 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:35:08,225 INFO L225 Difference]: With dead ends: 1841 [2024-11-24 01:35:08,226 INFO L226 Difference]: Without dead ends: 1369 [2024-11-24 01:35:08,228 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 168 GetRequests, 165 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-24 01:35:08,228 INFO L435 NwaCegarLoop]: 179 mSDtfsCounter, 229 mSDsluCounter, 125 mSDsCounter, 0 mSdLazyCounter, 203 mSolverCounterSat, 4 mSolverCounterUnsat, 10 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 60.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 229 SdHoareTripleChecker+Valid, 304 SdHoareTripleChecker+Invalid, 217 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 203 IncrementalHoareTripleChecker+Invalid, 10 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 60.7s IncrementalHoareTripleChecker+Time [2024-11-24 01:35:08,229 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [229 Valid, 304 Invalid, 217 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 203 Invalid, 10 Unknown, 0 Unchecked, 60.7s Time] [2024-11-24 01:35:08,231 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1369 states. [2024-11-24 01:35:08,363 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1369 to 1330. [2024-11-24 01:35:08,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1330 states, 843 states have (on average 1.2455516014234875) internal successors, (1050), 843 states have internal predecessors, (1050), 468 states have call successors, (468), 18 states have call predecessors, (468), 18 states have return successors, (468), 468 states have call predecessors, (468), 468 states have call successors, (468) [2024-11-24 01:35:08,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1330 states to 1330 states and 1986 transitions. [2024-11-24 01:35:08,384 INFO L78 Accepts]: Start accepts. Automaton has 1330 states and 1986 transitions. Word has length 169 [2024-11-24 01:35:08,385 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:35:08,385 INFO L471 AbstractCegarLoop]: Abstraction has 1330 states and 1986 transitions. [2024-11-24 01:35:08,385 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2024-11-24 01:35:08,386 INFO L276 IsEmpty]: Start isEmpty. Operand 1330 states and 1986 transitions. [2024-11-24 01:35:08,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2024-11-24 01:35:08,387 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:35:08,388 INFO L218 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:35:08,412 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baad02b3-20d1-4bfa-8c78-a9d50bf72e1c/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Forceful destruction successful, exit code 0 [2024-11-24 01:35:08,588 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baad02b3-20d1-4bfa-8c78-a9d50bf72e1c/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 01:35:08,588 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:35:08,589 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:35:08,589 INFO L85 PathProgramCache]: Analyzing trace with hash 1741151738, now seen corresponding path program 1 times [2024-11-24 01:35:08,589 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 01:35:08,589 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1806024769] [2024-11-24 01:35:08,589 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:35:08,589 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 01:35:08,589 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baad02b3-20d1-4bfa-8c78-a9d50bf72e1c/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 01:35:08,591 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baad02b3-20d1-4bfa-8c78-a9d50bf72e1c/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-24 01:35:08,592 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baad02b3-20d1-4bfa-8c78-a9d50bf72e1c/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2024-11-24 01:35:09,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:35:09,710 INFO L256 TraceCheckSpWp]: Trace formula consists of 278 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-24 01:35:09,714 INFO L279 TraceCheckSpWp]: Computing forward predicates...