./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-97.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f128c01-def7-4a9a-8a99-14d15f99a6cb/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f128c01-def7-4a9a-8a99-14d15f99a6cb/bin/uautomizer-verify-84ZbGMXZE1/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f128c01-def7-4a9a-8a99-14d15f99a6cb/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f128c01-def7-4a9a-8a99-14d15f99a6cb/bin/uautomizer-verify-84ZbGMXZE1/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-97.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f128c01-def7-4a9a-8a99-14d15f99a6cb/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f128c01-def7-4a9a-8a99-14d15f99a6cb/bin/uautomizer-verify-84ZbGMXZE1 --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 f0e464b03528fd07ed2a214c41d5d0c75fd807ee4909056da113988031a11e66 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-02 15:16:10,186 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-02 15:16:10,242 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f128c01-def7-4a9a-8a99-14d15f99a6cb/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-12-02 15:16:10,247 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-02 15:16:10,247 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-12-02 15:16:10,270 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-02 15:16:10,271 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-12-02 15:16:10,271 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-12-02 15:16:10,271 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-12-02 15:16:10,271 INFO L153 SettingsManager]: * Use memory slicer=true [2024-12-02 15:16:10,271 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-02 15:16:10,271 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-12-02 15:16:10,272 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-02 15:16:10,272 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-02 15:16:10,272 INFO L153 SettingsManager]: * Use SBE=true [2024-12-02 15:16:10,272 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-02 15:16:10,272 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-02 15:16:10,272 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-02 15:16:10,272 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-02 15:16:10,272 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-02 15:16:10,272 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-02 15:16:10,273 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-02 15:16:10,273 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-02 15:16:10,273 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-02 15:16:10,273 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-02 15:16:10,273 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-02 15:16:10,273 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-02 15:16:10,273 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-02 15:16:10,273 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-12-02 15:16:10,273 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 15:16:10,273 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 15:16:10,273 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 15:16:10,273 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 15:16:10,274 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-02 15:16:10,274 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 15:16:10,274 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 15:16:10,274 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 15:16:10,274 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 15:16:10,274 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-02 15:16:10,274 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-02 15:16:10,274 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-12-02 15:16:10,274 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-02 15:16:10,274 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-12-02 15:16:10,275 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-02 15:16:10,275 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-12-02 15:16:10,275 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-12-02 15:16:10,275 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-12-02 15:16:10,275 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-12-02 15:16:10,275 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_8f128c01-def7-4a9a-8a99-14d15f99a6cb/bin/uautomizer-verify-84ZbGMXZE1 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 -> f0e464b03528fd07ed2a214c41d5d0c75fd807ee4909056da113988031a11e66 [2024-12-02 15:16:10,505 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-02 15:16:10,513 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-02 15:16:10,515 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-02 15:16:10,516 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-02 15:16:10,516 INFO L274 PluginConnector]: CDTParser initialized [2024-12-02 15:16:10,517 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f128c01-def7-4a9a-8a99-14d15f99a6cb/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-97.i [2024-12-02 15:16:13,188 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f128c01-def7-4a9a-8a99-14d15f99a6cb/bin/uautomizer-verify-84ZbGMXZE1/data/d15f0c8a3/9a572962342a48cd899a5a7aa591371d/FLAGd39963d7e [2024-12-02 15:16:13,408 INFO L384 CDTParser]: Found 1 translation units. [2024-12-02 15:16:13,409 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f128c01-def7-4a9a-8a99-14d15f99a6cb/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-97.i [2024-12-02 15:16:13,424 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f128c01-def7-4a9a-8a99-14d15f99a6cb/bin/uautomizer-verify-84ZbGMXZE1/data/d15f0c8a3/9a572962342a48cd899a5a7aa591371d/FLAGd39963d7e [2024-12-02 15:16:13,752 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f128c01-def7-4a9a-8a99-14d15f99a6cb/bin/uautomizer-verify-84ZbGMXZE1/data/d15f0c8a3/9a572962342a48cd899a5a7aa591371d [2024-12-02 15:16:13,753 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-02 15:16:13,754 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-02 15:16:13,756 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-02 15:16:13,756 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-02 15:16:13,760 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-02 15:16:13,760 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 03:16:13" (1/1) ... [2024-12-02 15:16:13,761 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@32c5f2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:16:13, skipping insertion in model container [2024-12-02 15:16:13,761 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 03:16:13" (1/1) ... [2024-12-02 15:16:13,780 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-02 15:16:13,901 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_8f128c01-def7-4a9a-8a99-14d15f99a6cb/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-97.i[915,928] [2024-12-02 15:16:13,948 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 15:16:13,955 INFO L200 MainTranslator]: Completed pre-run [2024-12-02 15:16:13,963 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_8f128c01-def7-4a9a-8a99-14d15f99a6cb/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-97.i[915,928] [2024-12-02 15:16:13,993 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 15:16:14,009 INFO L204 MainTranslator]: Completed translation [2024-12-02 15:16:14,009 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:16:14 WrapperNode [2024-12-02 15:16:14,010 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-02 15:16:14,011 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-02 15:16:14,011 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-02 15:16:14,011 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-02 15:16:14,017 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:16:14" (1/1) ... [2024-12-02 15:16:14,026 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:16:14" (1/1) ... [2024-12-02 15:16:14,058 INFO L138 Inliner]: procedures = 26, calls = 42, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 256 [2024-12-02 15:16:14,058 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-02 15:16:14,058 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-02 15:16:14,058 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-02 15:16:14,058 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-02 15:16:14,067 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:16:14" (1/1) ... [2024-12-02 15:16:14,067 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:16:14" (1/1) ... [2024-12-02 15:16:14,070 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:16:14" (1/1) ... [2024-12-02 15:16:14,086 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]. [2024-12-02 15:16:14,086 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:16:14" (1/1) ... [2024-12-02 15:16:14,086 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:16:14" (1/1) ... [2024-12-02 15:16:14,095 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:16:14" (1/1) ... [2024-12-02 15:16:14,097 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:16:14" (1/1) ... [2024-12-02 15:16:14,100 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:16:14" (1/1) ... [2024-12-02 15:16:14,103 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:16:14" (1/1) ... [2024-12-02 15:16:14,105 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:16:14" (1/1) ... [2024-12-02 15:16:14,108 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-02 15:16:14,109 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-02 15:16:14,109 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-02 15:16:14,109 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-02 15:16:14,110 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:16:14" (1/1) ... [2024-12-02 15:16:14,115 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 15:16:14,126 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f128c01-def7-4a9a-8a99-14d15f99a6cb/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 15:16:14,137 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f128c01-def7-4a9a-8a99-14d15f99a6cb/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-12-02 15:16:14,140 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f128c01-def7-4a9a-8a99-14d15f99a6cb/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-12-02 15:16:14,163 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-02 15:16:14,163 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-02 15:16:14,163 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-02 15:16:14,163 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-12-02 15:16:14,163 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-02 15:16:14,163 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-02 15:16:14,238 INFO L234 CfgBuilder]: Building ICFG [2024-12-02 15:16:14,239 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-02 15:16:14,611 INFO L? ?]: Removed 26 outVars from TransFormulas that were not future-live. [2024-12-02 15:16:14,611 INFO L283 CfgBuilder]: Performing block encoding [2024-12-02 15:16:14,620 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-02 15:16:14,620 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-02 15:16:14,621 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:16:14 BoogieIcfgContainer [2024-12-02 15:16:14,621 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-02 15:16:14,623 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-12-02 15:16:14,623 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-12-02 15:16:14,627 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-12-02 15:16:14,627 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 03:16:13" (1/3) ... [2024-12-02 15:16:14,627 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@64ea70bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 03:16:14, skipping insertion in model container [2024-12-02 15:16:14,627 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:16:14" (2/3) ... [2024-12-02 15:16:14,628 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@64ea70bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 03:16:14, skipping insertion in model container [2024-12-02 15:16:14,628 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:16:14" (3/3) ... [2024-12-02 15:16:14,629 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-10_file-97.i [2024-12-02 15:16:14,640 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-12-02 15:16:14,641 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodesize_ps-cn-10_file-97.i that has 2 procedures, 108 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-12-02 15:16:14,699 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-12-02 15:16:14,710 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;@3a3f42b9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-02 15:16:14,710 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-12-02 15:16:14,714 INFO L276 IsEmpty]: Start isEmpty. Operand has 108 states, 76 states have (on average 1.4210526315789473) internal successors, (108), 77 states have internal predecessors, (108), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2024-12-02 15:16:14,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2024-12-02 15:16:14,726 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 15:16:14,726 INFO L218 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 15:16:14,726 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 15:16:14,730 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 15:16:14,731 INFO L85 PathProgramCache]: Analyzing trace with hash -1995196536, now seen corresponding path program 1 times [2024-12-02 15:16:14,736 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 15:16:14,736 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1306730574] [2024-12-02 15:16:14,737 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:16:14,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 15:16:14,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 15:16:14,996 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 1568 trivial. 0 not checked. [2024-12-02 15:16:14,996 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 15:16:14,996 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1306730574] [2024-12-02 15:16:14,997 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1306730574] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 15:16:14,997 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [20940023] [2024-12-02 15:16:14,997 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:16:14,997 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 15:16:14,997 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f128c01-def7-4a9a-8a99-14d15f99a6cb/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 15:16:15,000 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f128c01-def7-4a9a-8a99-14d15f99a6cb/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 15:16:15,002 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f128c01-def7-4a9a-8a99-14d15f99a6cb/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-12-02 15:16:15,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 15:16:15,160 INFO L256 TraceCheckSpWp]: Trace formula consists of 435 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-02 15:16:15,168 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 15:16:15,193 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 1568 trivial. 0 not checked. [2024-12-02 15:16:15,193 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 15:16:15,193 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [20940023] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 15:16:15,193 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 15:16:15,193 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-12-02 15:16:15,195 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [579803520] [2024-12-02 15:16:15,196 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 15:16:15,199 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-12-02 15:16:15,199 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 15:16:15,214 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-12-02 15:16:15,215 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-02 15:16:15,217 INFO L87 Difference]: Start difference. First operand has 108 states, 76 states have (on average 1.4210526315789473) internal successors, (108), 77 states have internal predecessors, (108), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) Second operand has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 2 states have call successors, (29) [2024-12-02 15:16:15,240 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 15:16:15,241 INFO L93 Difference]: Finished difference Result 209 states and 355 transitions. [2024-12-02 15:16:15,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-02 15:16:15,242 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 2 states have call successors, (29) Word has length 185 [2024-12-02 15:16:15,242 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 15:16:15,248 INFO L225 Difference]: With dead ends: 209 [2024-12-02 15:16:15,248 INFO L226 Difference]: Without dead ends: 104 [2024-12-02 15:16:15,251 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 186 GetRequests, 186 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-02 15:16:15,253 INFO L435 NwaCegarLoop]: 159 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, 159 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 [2024-12-02 15:16:15,254 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 159 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 15:16:15,263 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 104 states. [2024-12-02 15:16:15,281 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 104 to 104. [2024-12-02 15:16:15,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 104 states, 73 states have (on average 1.3835616438356164) internal successors, (101), 73 states have internal predecessors, (101), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2024-12-02 15:16:15,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 159 transitions. [2024-12-02 15:16:15,287 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 159 transitions. Word has length 185 [2024-12-02 15:16:15,287 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 15:16:15,287 INFO L471 AbstractCegarLoop]: Abstraction has 104 states and 159 transitions. [2024-12-02 15:16:15,287 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 2 states have call successors, (29) [2024-12-02 15:16:15,287 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 159 transitions. [2024-12-02 15:16:15,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2024-12-02 15:16:15,289 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 15:16:15,289 INFO L218 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 15:16:15,296 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f128c01-def7-4a9a-8a99-14d15f99a6cb/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-12-02 15:16:15,490 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f128c01-def7-4a9a-8a99-14d15f99a6cb/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-12-02 15:16:15,490 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 15:16:15,491 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 15:16:15,491 INFO L85 PathProgramCache]: Analyzing trace with hash -383741950, now seen corresponding path program 1 times [2024-12-02 15:16:15,491 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 15:16:15,491 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1502663533] [2024-12-02 15:16:15,491 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:16:15,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 15:16:15,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 15:16:15,715 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2024-12-02 15:16:15,715 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 15:16:15,715 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1502663533] [2024-12-02 15:16:15,715 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1502663533] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 15:16:15,715 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 15:16:15,715 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 15:16:15,715 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1766718970] [2024-12-02 15:16:15,716 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 15:16:15,716 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 15:16:15,716 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 15:16:15,717 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 15:16:15,717 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 15:16:15,717 INFO L87 Difference]: Start difference. First operand 104 states and 159 transitions. Second operand has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2024-12-02 15:16:15,806 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 15:16:15,806 INFO L93 Difference]: Finished difference Result 292 states and 448 transitions. [2024-12-02 15:16:15,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 15:16:15,807 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) Word has length 185 [2024-12-02 15:16:15,808 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 15:16:15,810 INFO L225 Difference]: With dead ends: 292 [2024-12-02 15:16:15,810 INFO L226 Difference]: Without dead ends: 191 [2024-12-02 15:16:15,811 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 15:16:15,811 INFO L435 NwaCegarLoop]: 277 mSDtfsCounter, 144 mSDsluCounter, 121 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 144 SdHoareTripleChecker+Valid, 398 SdHoareTripleChecker+Invalid, 29 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-12-02 15:16:15,812 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [144 Valid, 398 Invalid, 29 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-12-02 15:16:15,813 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 191 states. [2024-12-02 15:16:15,826 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 191 to 125. [2024-12-02 15:16:15,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 125 states, 94 states have (on average 1.3829787234042554) internal successors, (130), 94 states have internal predecessors, (130), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2024-12-02 15:16:15,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 125 states and 188 transitions. [2024-12-02 15:16:15,828 INFO L78 Accepts]: Start accepts. Automaton has 125 states and 188 transitions. Word has length 185 [2024-12-02 15:16:15,829 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 15:16:15,829 INFO L471 AbstractCegarLoop]: Abstraction has 125 states and 188 transitions. [2024-12-02 15:16:15,830 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2024-12-02 15:16:15,830 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 188 transitions. [2024-12-02 15:16:15,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2024-12-02 15:16:15,832 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 15:16:15,833 INFO L218 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 15:16:15,833 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-12-02 15:16:15,833 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 15:16:15,833 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 15:16:15,833 INFO L85 PathProgramCache]: Analyzing trace with hash -1663605628, now seen corresponding path program 1 times [2024-12-02 15:16:15,834 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 15:16:15,834 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [161738608] [2024-12-02 15:16:15,834 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:16:15,834 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 15:16:15,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 15:16:16,252 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2024-12-02 15:16:16,253 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 15:16:16,253 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [161738608] [2024-12-02 15:16:16,253 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [161738608] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 15:16:16,253 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 15:16:16,253 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 15:16:16,253 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [450209634] [2024-12-02 15:16:16,254 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 15:16:16,254 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 15:16:16,254 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 15:16:16,255 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 15:16:16,255 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-12-02 15:16:16,255 INFO L87 Difference]: Start difference. First operand 125 states and 188 transitions. Second operand has 5 states, 5 states have (on average 8.6) internal successors, (43), 5 states have internal predecessors, (43), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2024-12-02 15:16:16,642 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 15:16:16,642 INFO L93 Difference]: Finished difference Result 422 states and 642 transitions. [2024-12-02 15:16:16,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 15:16:16,643 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.6) internal successors, (43), 5 states have internal predecessors, (43), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) Word has length 185 [2024-12-02 15:16:16,643 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 15:16:16,646 INFO L225 Difference]: With dead ends: 422 [2024-12-02 15:16:16,646 INFO L226 Difference]: Without dead ends: 300 [2024-12-02 15:16:16,647 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2024-12-02 15:16:16,647 INFO L435 NwaCegarLoop]: 239 mSDtfsCounter, 233 mSDsluCounter, 274 mSDsCounter, 0 mSdLazyCounter, 233 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 233 SdHoareTripleChecker+Valid, 513 SdHoareTripleChecker+Invalid, 235 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 233 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-12-02 15:16:16,648 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [233 Valid, 513 Invalid, 235 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 233 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-12-02 15:16:16,649 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 300 states. [2024-12-02 15:16:16,683 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 300 to 239. [2024-12-02 15:16:16,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 239 states, 178 states have (on average 1.3707865168539326) internal successors, (244), 178 states have internal predecessors, (244), 58 states have call successors, (58), 2 states have call predecessors, (58), 2 states have return successors, (58), 58 states have call predecessors, (58), 58 states have call successors, (58) [2024-12-02 15:16:16,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 239 states and 360 transitions. [2024-12-02 15:16:16,687 INFO L78 Accepts]: Start accepts. Automaton has 239 states and 360 transitions. Word has length 185 [2024-12-02 15:16:16,687 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 15:16:16,687 INFO L471 AbstractCegarLoop]: Abstraction has 239 states and 360 transitions. [2024-12-02 15:16:16,688 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.6) internal successors, (43), 5 states have internal predecessors, (43), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2024-12-02 15:16:16,688 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 360 transitions. [2024-12-02 15:16:16,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2024-12-02 15:16:16,690 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 15:16:16,690 INFO L218 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 15:16:16,690 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-12-02 15:16:16,691 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 15:16:16,691 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 15:16:16,691 INFO L85 PathProgramCache]: Analyzing trace with hash -1726333355, now seen corresponding path program 1 times [2024-12-02 15:16:16,691 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 15:16:16,691 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [648207865] [2024-12-02 15:16:16,691 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:16:16,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 15:16:16,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 15:16:17,412 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2024-12-02 15:16:17,413 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 15:16:17,413 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [648207865] [2024-12-02 15:16:17,413 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [648207865] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 15:16:17,413 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 15:16:17,413 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-12-02 15:16:17,413 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2054556855] [2024-12-02 15:16:17,413 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 15:16:17,414 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-12-02 15:16:17,414 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 15:16:17,415 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-12-02 15:16:17,415 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2024-12-02 15:16:17,415 INFO L87 Difference]: Start difference. First operand 239 states and 360 transitions. Second operand has 7 states, 7 states have (on average 6.285714285714286) internal successors, (44), 7 states have internal predecessors, (44), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2024-12-02 15:16:17,971 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 15:16:17,971 INFO L93 Difference]: Finished difference Result 623 states and 932 transitions. [2024-12-02 15:16:17,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 15:16:17,972 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 6.285714285714286) internal successors, (44), 7 states have internal predecessors, (44), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) Word has length 186 [2024-12-02 15:16:17,972 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 15:16:17,976 INFO L225 Difference]: With dead ends: 623 [2024-12-02 15:16:17,976 INFO L226 Difference]: Without dead ends: 387 [2024-12-02 15:16:17,977 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2024-12-02 15:16:17,977 INFO L435 NwaCegarLoop]: 188 mSDtfsCounter, 207 mSDsluCounter, 477 mSDsCounter, 0 mSdLazyCounter, 257 mSolverCounterSat, 123 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 207 SdHoareTripleChecker+Valid, 665 SdHoareTripleChecker+Invalid, 380 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 123 IncrementalHoareTripleChecker+Valid, 257 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-12-02 15:16:17,978 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [207 Valid, 665 Invalid, 380 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [123 Valid, 257 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-12-02 15:16:17,979 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 387 states. [2024-12-02 15:16:18,016 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 387 to 363. [2024-12-02 15:16:18,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 363 states, 272 states have (on average 1.3272058823529411) internal successors, (361), 272 states have internal predecessors, (361), 87 states have call successors, (87), 3 states have call predecessors, (87), 3 states have return successors, (87), 87 states have call predecessors, (87), 87 states have call successors, (87) [2024-12-02 15:16:18,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 363 states and 535 transitions. [2024-12-02 15:16:18,021 INFO L78 Accepts]: Start accepts. Automaton has 363 states and 535 transitions. Word has length 186 [2024-12-02 15:16:18,022 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 15:16:18,022 INFO L471 AbstractCegarLoop]: Abstraction has 363 states and 535 transitions. [2024-12-02 15:16:18,022 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 6.285714285714286) internal successors, (44), 7 states have internal predecessors, (44), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2024-12-02 15:16:18,022 INFO L276 IsEmpty]: Start isEmpty. Operand 363 states and 535 transitions. [2024-12-02 15:16:18,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2024-12-02 15:16:18,025 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 15:16:18,025 INFO L218 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 15:16:18,025 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-12-02 15:16:18,025 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 15:16:18,025 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 15:16:18,026 INFO L85 PathProgramCache]: Analyzing trace with hash 685012474, now seen corresponding path program 1 times [2024-12-02 15:16:18,026 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 15:16:18,026 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1742188569] [2024-12-02 15:16:18,026 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:16:18,026 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 15:16:18,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 15:16:18,261 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2024-12-02 15:16:18,262 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 15:16:18,262 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1742188569] [2024-12-02 15:16:18,262 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1742188569] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 15:16:18,262 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 15:16:18,262 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 15:16:18,262 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1469739138] [2024-12-02 15:16:18,262 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 15:16:18,263 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 15:16:18,263 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 15:16:18,263 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 15:16:18,263 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 15:16:18,264 INFO L87 Difference]: Start difference. First operand 363 states and 535 transitions. Second operand has 5 states, 5 states have (on average 9.0) internal successors, (45), 5 states have internal predecessors, (45), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2024-12-02 15:16:18,668 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 15:16:18,669 INFO L93 Difference]: Finished difference Result 645 states and 962 transitions. [2024-12-02 15:16:18,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-02 15:16:18,669 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.0) internal successors, (45), 5 states have internal predecessors, (45), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) Word has length 187 [2024-12-02 15:16:18,670 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 15:16:18,672 INFO L225 Difference]: With dead ends: 645 [2024-12-02 15:16:18,672 INFO L226 Difference]: Without dead ends: 523 [2024-12-02 15:16:18,673 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-12-02 15:16:18,674 INFO L435 NwaCegarLoop]: 340 mSDtfsCounter, 260 mSDsluCounter, 591 mSDsCounter, 0 mSdLazyCounter, 174 mSolverCounterSat, 58 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 260 SdHoareTripleChecker+Valid, 931 SdHoareTripleChecker+Invalid, 232 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 58 IncrementalHoareTripleChecker+Valid, 174 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-12-02 15:16:18,674 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [260 Valid, 931 Invalid, 232 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [58 Valid, 174 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-12-02 15:16:18,675 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 523 states. [2024-12-02 15:16:18,711 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 523 to 369. [2024-12-02 15:16:18,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 369 states, 278 states have (on average 1.330935251798561) internal successors, (370), 278 states have internal predecessors, (370), 87 states have call successors, (87), 3 states have call predecessors, (87), 3 states have return successors, (87), 87 states have call predecessors, (87), 87 states have call successors, (87) [2024-12-02 15:16:18,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 369 states and 544 transitions. [2024-12-02 15:16:18,714 INFO L78 Accepts]: Start accepts. Automaton has 369 states and 544 transitions. Word has length 187 [2024-12-02 15:16:18,715 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 15:16:18,715 INFO L471 AbstractCegarLoop]: Abstraction has 369 states and 544 transitions. [2024-12-02 15:16:18,715 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.0) internal successors, (45), 5 states have internal predecessors, (45), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2024-12-02 15:16:18,715 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 544 transitions. [2024-12-02 15:16:18,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2024-12-02 15:16:18,717 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 15:16:18,717 INFO L218 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 15:16:18,717 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-12-02 15:16:18,717 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 15:16:18,717 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 15:16:18,718 INFO L85 PathProgramCache]: Analyzing trace with hash -1182845873, now seen corresponding path program 1 times [2024-12-02 15:16:18,718 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 15:16:18,718 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1340044114] [2024-12-02 15:16:18,718 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:16:18,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 15:16:18,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 15:16:19,035 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2024-12-02 15:16:19,035 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 15:16:19,035 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1340044114] [2024-12-02 15:16:19,035 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1340044114] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 15:16:19,035 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 15:16:19,035 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-12-02 15:16:19,035 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1784176251] [2024-12-02 15:16:19,036 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 15:16:19,036 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-02 15:16:19,036 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 15:16:19,037 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-02 15:16:19,037 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 15:16:19,037 INFO L87 Difference]: Start difference. First operand 369 states and 544 transitions. Second operand has 4 states, 4 states have (on average 11.25) internal successors, (45), 4 states have internal predecessors, (45), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2024-12-02 15:16:19,123 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 15:16:19,123 INFO L93 Difference]: Finished difference Result 794 states and 1177 transitions. [2024-12-02 15:16:19,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-02 15:16:19,123 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 4 states have internal predecessors, (45), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) Word has length 187 [2024-12-02 15:16:19,124 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 15:16:19,126 INFO L225 Difference]: With dead ends: 794 [2024-12-02 15:16:19,126 INFO L226 Difference]: Without dead ends: 428 [2024-12-02 15:16:19,127 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-12-02 15:16:19,128 INFO L435 NwaCegarLoop]: 247 mSDtfsCounter, 132 mSDsluCounter, 351 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 132 SdHoareTripleChecker+Valid, 598 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-12-02 15:16:19,128 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [132 Valid, 598 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 15:16:19,129 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 428 states. [2024-12-02 15:16:19,172 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 428 to 369. [2024-12-02 15:16:19,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 369 states, 278 states have (on average 1.3021582733812949) internal successors, (362), 278 states have internal predecessors, (362), 87 states have call successors, (87), 3 states have call predecessors, (87), 3 states have return successors, (87), 87 states have call predecessors, (87), 87 states have call successors, (87) [2024-12-02 15:16:19,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 369 states and 536 transitions. [2024-12-02 15:16:19,175 INFO L78 Accepts]: Start accepts. Automaton has 369 states and 536 transitions. Word has length 187 [2024-12-02 15:16:19,176 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 15:16:19,176 INFO L471 AbstractCegarLoop]: Abstraction has 369 states and 536 transitions. [2024-12-02 15:16:19,176 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 4 states have internal predecessors, (45), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2024-12-02 15:16:19,176 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 536 transitions. [2024-12-02 15:16:19,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2024-12-02 15:16:19,178 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 15:16:19,179 INFO L218 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 15:16:19,179 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-12-02 15:16:19,179 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 15:16:19,179 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 15:16:19,179 INFO L85 PathProgramCache]: Analyzing trace with hash 745595402, now seen corresponding path program 1 times [2024-12-02 15:16:19,179 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 15:16:19,179 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [49343395] [2024-12-02 15:16:19,179 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:16:19,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 15:16:19,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 15:16:19,306 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2024-12-02 15:16:19,306 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 15:16:19,306 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [49343395] [2024-12-02 15:16:19,306 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [49343395] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 15:16:19,306 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 15:16:19,306 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 15:16:19,306 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2051774835] [2024-12-02 15:16:19,306 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 15:16:19,307 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 15:16:19,307 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 15:16:19,307 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 15:16:19,307 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 15:16:19,308 INFO L87 Difference]: Start difference. First operand 369 states and 536 transitions. Second operand has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2024-12-02 15:16:19,351 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 15:16:19,351 INFO L93 Difference]: Finished difference Result 737 states and 1073 transitions. [2024-12-02 15:16:19,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 15:16:19,352 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) Word has length 191 [2024-12-02 15:16:19,352 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 15:16:19,355 INFO L225 Difference]: With dead ends: 737 [2024-12-02 15:16:19,355 INFO L226 Difference]: Without dead ends: 371 [2024-12-02 15:16:19,356 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 [2024-12-02 15:16:19,357 INFO L435 NwaCegarLoop]: 157 mSDtfsCounter, 0 mSDsluCounter, 151 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 308 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-12-02 15:16:19,357 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 308 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 15:16:19,358 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 371 states. [2024-12-02 15:16:19,401 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 371 to 371. [2024-12-02 15:16:19,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 371 states, 280 states have (on average 1.292857142857143) internal successors, (362), 280 states have internal predecessors, (362), 87 states have call successors, (87), 3 states have call predecessors, (87), 3 states have return successors, (87), 87 states have call predecessors, (87), 87 states have call successors, (87) [2024-12-02 15:16:19,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 371 states and 536 transitions. [2024-12-02 15:16:19,404 INFO L78 Accepts]: Start accepts. Automaton has 371 states and 536 transitions. Word has length 191 [2024-12-02 15:16:19,404 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 15:16:19,404 INFO L471 AbstractCegarLoop]: Abstraction has 371 states and 536 transitions. [2024-12-02 15:16:19,404 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2024-12-02 15:16:19,404 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 536 transitions. [2024-12-02 15:16:19,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2024-12-02 15:16:19,406 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 15:16:19,406 INFO L218 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 15:16:19,406 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-12-02 15:16:19,407 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 15:16:19,407 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 15:16:19,407 INFO L85 PathProgramCache]: Analyzing trace with hash -842752500, now seen corresponding path program 1 times [2024-12-02 15:16:19,407 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 15:16:19,407 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [552448462] [2024-12-02 15:16:19,407 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:16:19,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 15:16:19,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 15:16:19,593 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2024-12-02 15:16:19,593 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 15:16:19,593 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [552448462] [2024-12-02 15:16:19,593 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [552448462] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 15:16:19,593 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 15:16:19,593 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 15:16:19,593 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1011325581] [2024-12-02 15:16:19,593 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 15:16:19,594 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 15:16:19,594 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 15:16:19,594 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 15:16:19,594 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 15:16:19,595 INFO L87 Difference]: Start difference. First operand 371 states and 536 transitions. Second operand has 5 states, 5 states have (on average 9.8) internal successors, (49), 5 states have internal predecessors, (49), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2024-12-02 15:16:20,238 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 15:16:20,238 INFO L93 Difference]: Finished difference Result 984 states and 1412 transitions. [2024-12-02 15:16:20,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-02 15:16:20,239 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 5 states have internal predecessors, (49), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) Word has length 191 [2024-12-02 15:16:20,239 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 15:16:20,242 INFO L225 Difference]: With dead ends: 984 [2024-12-02 15:16:20,242 INFO L226 Difference]: Without dead ends: 854 [2024-12-02 15:16:20,242 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2024-12-02 15:16:20,243 INFO L435 NwaCegarLoop]: 196 mSDtfsCounter, 335 mSDsluCounter, 462 mSDsCounter, 0 mSdLazyCounter, 210 mSolverCounterSat, 249 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 335 SdHoareTripleChecker+Valid, 658 SdHoareTripleChecker+Invalid, 459 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 249 IncrementalHoareTripleChecker+Valid, 210 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-12-02 15:16:20,243 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [335 Valid, 658 Invalid, 459 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [249 Valid, 210 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-12-02 15:16:20,244 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 854 states. [2024-12-02 15:16:20,322 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 854 to 634. [2024-12-02 15:16:20,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 634 states, 483 states have (on average 1.2939958592132506) internal successors, (625), 483 states have internal predecessors, (625), 145 states have call successors, (145), 5 states have call predecessors, (145), 5 states have return successors, (145), 145 states have call predecessors, (145), 145 states have call successors, (145) [2024-12-02 15:16:20,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 634 states to 634 states and 915 transitions. [2024-12-02 15:16:20,326 INFO L78 Accepts]: Start accepts. Automaton has 634 states and 915 transitions. Word has length 191 [2024-12-02 15:16:20,327 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 15:16:20,327 INFO L471 AbstractCegarLoop]: Abstraction has 634 states and 915 transitions. [2024-12-02 15:16:20,327 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 5 states have internal predecessors, (49), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2024-12-02 15:16:20,327 INFO L276 IsEmpty]: Start isEmpty. Operand 634 states and 915 transitions. [2024-12-02 15:16:20,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2024-12-02 15:16:20,329 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 15:16:20,329 INFO L218 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 15:16:20,329 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-12-02 15:16:20,330 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 15:16:20,330 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 15:16:20,330 INFO L85 PathProgramCache]: Analyzing trace with hash -1936818170, now seen corresponding path program 1 times [2024-12-02 15:16:20,330 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 15:16:20,330 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [457196682] [2024-12-02 15:16:20,330 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:16:20,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 15:16:20,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 15:16:26,224 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2024-12-02 15:16:26,225 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 15:16:26,225 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [457196682] [2024-12-02 15:16:26,225 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [457196682] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 15:16:26,225 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 15:16:26,225 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-12-02 15:16:26,225 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [287794270] [2024-12-02 15:16:26,225 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 15:16:26,226 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-12-02 15:16:26,226 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 15:16:26,226 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-12-02 15:16:26,226 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2024-12-02 15:16:26,227 INFO L87 Difference]: Start difference. First operand 634 states and 915 transitions. Second operand has 10 states, 10 states have (on average 4.9) internal successors, (49), 10 states have internal predecessors, (49), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2024-12-02 15:16:28,518 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 15:16:28,518 INFO L93 Difference]: Finished difference Result 1328 states and 1859 transitions. [2024-12-02 15:16:28,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-12-02 15:16:28,519 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 4.9) internal successors, (49), 10 states have internal predecessors, (49), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) Word has length 191 [2024-12-02 15:16:28,519 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 15:16:28,524 INFO L225 Difference]: With dead ends: 1328 [2024-12-02 15:16:28,524 INFO L226 Difference]: Without dead ends: 1084 [2024-12-02 15:16:28,525 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 2.8s TimeCoverageRelationStatistics Valid=60, Invalid=122, Unknown=0, NotChecked=0, Total=182 [2024-12-02 15:16:28,526 INFO L435 NwaCegarLoop]: 137 mSDtfsCounter, 131 mSDsluCounter, 473 mSDsCounter, 0 mSdLazyCounter, 388 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 131 SdHoareTripleChecker+Valid, 610 SdHoareTripleChecker+Invalid, 393 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 388 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-12-02 15:16:28,526 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [131 Valid, 610 Invalid, 393 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 388 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-12-02 15:16:28,528 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1084 states. [2024-12-02 15:16:28,666 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1084 to 1009. [2024-12-02 15:16:28,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1009 states, 843 states have (on average 1.298932384341637) internal successors, (1095), 848 states have internal predecessors, (1095), 155 states have call successors, (155), 10 states have call predecessors, (155), 10 states have return successors, (155), 150 states have call predecessors, (155), 155 states have call successors, (155) [2024-12-02 15:16:28,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1009 states to 1009 states and 1405 transitions. [2024-12-02 15:16:28,674 INFO L78 Accepts]: Start accepts. Automaton has 1009 states and 1405 transitions. Word has length 191 [2024-12-02 15:16:28,674 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 15:16:28,674 INFO L471 AbstractCegarLoop]: Abstraction has 1009 states and 1405 transitions. [2024-12-02 15:16:28,674 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 4.9) internal successors, (49), 10 states have internal predecessors, (49), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2024-12-02 15:16:28,674 INFO L276 IsEmpty]: Start isEmpty. Operand 1009 states and 1405 transitions. [2024-12-02 15:16:28,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2024-12-02 15:16:28,677 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 15:16:28,677 INFO L218 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 15:16:28,677 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-12-02 15:16:28,677 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 15:16:28,678 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 15:16:28,678 INFO L85 PathProgramCache]: Analyzing trace with hash 552710792, now seen corresponding path program 1 times [2024-12-02 15:16:28,678 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 15:16:28,678 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1431513899] [2024-12-02 15:16:28,678 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:16:28,678 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 15:16:28,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-02 15:16:28,756 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-02 15:16:28,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-02 15:16:28,909 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-12-02 15:16:28,909 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-12-02 15:16:28,910 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-12-02 15:16:28,911 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-12-02 15:16:28,914 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 15:16:29,003 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-12-02 15:16:29,006 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 03:16:29 BoogieIcfgContainer [2024-12-02 15:16:29,006 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-12-02 15:16:29,007 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-02 15:16:29,007 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-02 15:16:29,007 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-02 15:16:29,007 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:16:14" (3/4) ... [2024-12-02 15:16:29,009 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-02 15:16:29,010 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-02 15:16:29,011 INFO L158 Benchmark]: Toolchain (without parser) took 15256.31ms. Allocated memory was 142.6MB in the beginning and 478.2MB in the end (delta: 335.5MB). Free memory was 119.6MB in the beginning and 388.0MB in the end (delta: -268.4MB). Peak memory consumption was 69.3MB. Max. memory is 16.1GB. [2024-12-02 15:16:29,011 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 142.6MB. Free memory is still 83.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 15:16:29,011 INFO L158 Benchmark]: CACSL2BoogieTranslator took 254.45ms. Allocated memory is still 142.6MB. Free memory was 119.4MB in the beginning and 104.6MB in the end (delta: 14.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-02 15:16:29,011 INFO L158 Benchmark]: Boogie Procedure Inliner took 47.32ms. Allocated memory is still 142.6MB. Free memory was 104.6MB in the beginning and 100.5MB in the end (delta: 4.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 15:16:29,012 INFO L158 Benchmark]: Boogie Preprocessor took 50.29ms. Allocated memory is still 142.6MB. Free memory was 100.5MB in the beginning and 94.7MB in the end (delta: 5.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 15:16:29,012 INFO L158 Benchmark]: RCFGBuilder took 511.63ms. Allocated memory is still 142.6MB. Free memory was 94.7MB in the beginning and 65.6MB in the end (delta: 29.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-02 15:16:29,012 INFO L158 Benchmark]: TraceAbstraction took 14383.27ms. Allocated memory was 142.6MB in the beginning and 478.2MB in the end (delta: 335.5MB). Free memory was 65.1MB in the beginning and 388.0MB in the end (delta: -322.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-12-02 15:16:29,012 INFO L158 Benchmark]: Witness Printer took 3.58ms. Allocated memory is still 478.2MB. Free memory was 388.0MB in the beginning and 388.0MB in the end (delta: 41.0kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-02 15:16:29,014 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 142.6MB. Free memory is still 83.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 254.45ms. Allocated memory is still 142.6MB. Free memory was 119.4MB in the beginning and 104.6MB in the end (delta: 14.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 47.32ms. Allocated memory is still 142.6MB. Free memory was 104.6MB in the beginning and 100.5MB in the end (delta: 4.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 50.29ms. Allocated memory is still 142.6MB. Free memory was 100.5MB in the beginning and 94.7MB in the end (delta: 5.8MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 511.63ms. Allocated memory is still 142.6MB. Free memory was 94.7MB in the beginning and 65.6MB in the end (delta: 29.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * TraceAbstraction took 14383.27ms. Allocated memory was 142.6MB in the beginning and 478.2MB in the end (delta: 335.5MB). Free memory was 65.1MB in the beginning and 388.0MB in the end (delta: -322.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Witness Printer took 3.58ms. Allocated memory is still 478.2MB. Free memory was 388.0MB in the beginning and 388.0MB in the end (delta: 41.0kB). 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 someBinaryFLOATComparisonOperation at line 165, overapproximation of someBinaryFLOATComparisonOperation at line 66, overapproximation of someBinaryFLOATComparisonOperation at line 116, overapproximation of someBinaryFLOATComparisonOperation at line 118, overapproximation of someBinaryFLOATComparisonOperation at line 156. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned long int var_1_1 = 2; [L23] signed long int var_1_5 = 5; [L24] unsigned char var_1_8 = 0; [L25] float var_1_9 = 128.6; [L26] float var_1_10 = 32.5; [L27] unsigned char var_1_11 = 16; [L28] unsigned char var_1_12 = 64; [L29] unsigned char var_1_13 = 4; [L30] unsigned char var_1_14 = 4; [L31] unsigned long int var_1_15 = 0; [L32] signed short int var_1_16 = 0; [L33] signed char var_1_17 = 1; [L34] signed char var_1_18 = -1; [L35] signed char var_1_19 = 0; [L36] signed long int var_1_20 = -64; [L37] unsigned char var_1_22 = 0; [L38] unsigned char var_1_23 = 0; [L39] signed short int var_1_24 = -4; [L40] unsigned char var_1_25 = 1; [L41] signed char var_1_26 = 50; [L42] signed char var_1_27 = 4; [L43] signed char var_1_28 = -10; [L44] signed char var_1_29 = -64; [L45] signed char var_1_30 = -8; [L46] signed long int var_1_31 = 1; [L47] float var_1_32 = 3.75; [L48] float var_1_33 = 8.5; [L49] unsigned char var_1_34 = 0; [L50] unsigned char var_1_35 = 8; [L51] unsigned short int var_1_36 = 5; [L52] signed long int last_1_var_1_5 = 5; VAL [isInitial=0, last_1_var_1_5=5, var_1_10=65/2, var_1_11=16, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=1, var_1_26=50, var_1_27=4, var_1_28=-10, var_1_29=-64, var_1_30=-8, var_1_31=1, var_1_32=15/4, var_1_33=17/2, var_1_34=0, var_1_35=8, var_1_36=5, var_1_5=5, var_1_8=0, var_1_9=643/5] [L169] isInitial = 1 [L170] FCALL initially() [L172] CALL updateLastVariables() [L162] last_1_var_1_5 = var_1_5 VAL [isInitial=1, last_1_var_1_5=5, var_1_10=65/2, var_1_11=16, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=1, var_1_26=50, var_1_27=4, var_1_28=-10, var_1_29=-64, var_1_30=-8, var_1_31=1, var_1_32=15/4, var_1_33=17/2, var_1_34=0, var_1_35=8, var_1_36=5, var_1_5=5, var_1_8=0, var_1_9=643/5] [L172] RET updateLastVariables() [L173] CALL updateVariables() [L115] var_1_9 = __VERIFIER_nondet_float() [L116] CALL assume_abort_if_not((var_1_9 >= -922337.2036854776000e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854776000e+12F && var_1_9 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=5, var_1_10=65/2, var_1_11=16, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=1, var_1_26=50, var_1_27=4, var_1_28=-10, var_1_29=-64, var_1_30=-8, var_1_31=1, var_1_32=15/4, var_1_33=17/2, var_1_34=0, var_1_35=8, var_1_36=5, var_1_5=5, var_1_8=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=5, var_1_10=65/2, var_1_11=16, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=1, var_1_26=50, var_1_27=4, var_1_28=-10, var_1_29=-64, var_1_30=-8, var_1_31=1, var_1_32=15/4, var_1_33=17/2, var_1_34=0, var_1_35=8, var_1_36=5, var_1_5=5, var_1_8=0] [L116] RET assume_abort_if_not((var_1_9 >= -922337.2036854776000e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854776000e+12F && var_1_9 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_5=5, var_1_10=65/2, var_1_11=16, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=1, var_1_26=50, var_1_27=4, var_1_28=-10, var_1_29=-64, var_1_30=-8, var_1_31=1, var_1_32=15/4, var_1_33=17/2, var_1_34=0, var_1_35=8, var_1_36=5, var_1_5=5, var_1_8=0] [L117] var_1_10 = __VERIFIER_nondet_float() [L118] CALL assume_abort_if_not((var_1_10 >= -922337.2036854776000e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854776000e+12F && var_1_10 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=5, var_1_11=16, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=1, var_1_26=50, var_1_27=4, var_1_28=-10, var_1_29=-64, var_1_30=-8, var_1_31=1, var_1_32=15/4, var_1_33=17/2, var_1_34=0, var_1_35=8, var_1_36=5, var_1_5=5, var_1_8=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=5, var_1_11=16, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=1, var_1_26=50, var_1_27=4, var_1_28=-10, var_1_29=-64, var_1_30=-8, var_1_31=1, var_1_32=15/4, var_1_33=17/2, var_1_34=0, var_1_35=8, var_1_36=5, var_1_5=5, var_1_8=0] [L118] RET assume_abort_if_not((var_1_10 >= -922337.2036854776000e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854776000e+12F && var_1_10 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_5=5, var_1_11=16, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=1, var_1_26=50, var_1_27=4, var_1_28=-10, var_1_29=-64, var_1_30=-8, var_1_31=1, var_1_32=15/4, var_1_33=17/2, var_1_34=0, var_1_35=8, var_1_36=5, var_1_5=5, var_1_8=0] [L119] var_1_11 = __VERIFIER_nondet_uchar() [L120] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=5, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=1, var_1_26=50, var_1_27=4, var_1_28=-10, var_1_29=-64, var_1_30=-8, var_1_31=1, var_1_32=15/4, var_1_33=17/2, var_1_34=0, var_1_35=8, var_1_36=5, var_1_5=5, var_1_8=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=5, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=1, var_1_26=50, var_1_27=4, var_1_28=-10, var_1_29=-64, var_1_30=-8, var_1_31=1, var_1_32=15/4, var_1_33=17/2, var_1_34=0, var_1_35=8, var_1_36=5, var_1_5=5, var_1_8=0] [L120] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, last_1_var_1_5=5, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=1, var_1_26=50, var_1_27=4, var_1_28=-10, var_1_29=-64, var_1_30=-8, var_1_31=1, var_1_32=15/4, var_1_33=17/2, var_1_34=0, var_1_35=8, var_1_36=5, var_1_5=5, var_1_8=0] [L121] CALL assume_abort_if_not(var_1_11 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=5, var_1_11=0, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=1, var_1_26=50, var_1_27=4, var_1_28=-10, var_1_29=-64, var_1_30=-8, var_1_31=1, var_1_32=15/4, var_1_33=17/2, var_1_34=0, var_1_35=8, var_1_36=5, var_1_5=5, var_1_8=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=5, var_1_11=0, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=1, var_1_26=50, var_1_27=4, var_1_28=-10, var_1_29=-64, var_1_30=-8, var_1_31=1, var_1_32=15/4, var_1_33=17/2, var_1_34=0, var_1_35=8, var_1_36=5, var_1_5=5, var_1_8=0] [L121] RET assume_abort_if_not(var_1_11 <= 127) VAL [isInitial=1, last_1_var_1_5=5, var_1_11=0, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=1, var_1_26=50, var_1_27=4, var_1_28=-10, var_1_29=-64, var_1_30=-8, var_1_31=1, var_1_32=15/4, var_1_33=17/2, var_1_34=0, var_1_35=8, var_1_36=5, var_1_5=5, var_1_8=0] [L122] var_1_12 = __VERIFIER_nondet_uchar() [L123] CALL assume_abort_if_not(var_1_12 >= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=5, var_1_11=0, var_1_12=68, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=1, var_1_26=50, var_1_27=4, var_1_28=-10, var_1_29=-64, var_1_30=-8, var_1_31=1, var_1_32=15/4, var_1_33=17/2, var_1_34=0, var_1_35=8, var_1_36=5, var_1_5=5, var_1_8=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=5, var_1_11=0, var_1_12=68, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=1, var_1_26=50, var_1_27=4, var_1_28=-10, var_1_29=-64, var_1_30=-8, var_1_31=1, var_1_32=15/4, var_1_33=17/2, var_1_34=0, var_1_35=8, var_1_36=5, var_1_5=5, var_1_8=0] [L123] RET assume_abort_if_not(var_1_12 >= 63) VAL [isInitial=1, last_1_var_1_5=5, var_1_11=0, var_1_12=68, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=1, var_1_26=50, var_1_27=4, var_1_28=-10, var_1_29=-64, var_1_30=-8, var_1_31=1, var_1_32=15/4, var_1_33=17/2, var_1_34=0, var_1_35=8, var_1_36=5, var_1_5=5, var_1_8=0] [L124] CALL assume_abort_if_not(var_1_12 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=5, var_1_11=0, var_1_12=68, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=1, var_1_26=50, var_1_27=4, var_1_28=-10, var_1_29=-64, var_1_30=-8, var_1_31=1, var_1_32=15/4, var_1_33=17/2, var_1_34=0, var_1_35=8, var_1_36=5, var_1_5=5, var_1_8=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=5, var_1_11=0, var_1_12=68, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=1, var_1_26=50, var_1_27=4, var_1_28=-10, var_1_29=-64, var_1_30=-8, var_1_31=1, var_1_32=15/4, var_1_33=17/2, var_1_34=0, var_1_35=8, var_1_36=5, var_1_5=5, var_1_8=0] [L124] RET assume_abort_if_not(var_1_12 <= 127) VAL [isInitial=1, last_1_var_1_5=5, var_1_11=0, var_1_12=68, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=1, var_1_26=50, var_1_27=4, var_1_28=-10, var_1_29=-64, var_1_30=-8, var_1_31=1, var_1_32=15/4, var_1_33=17/2, var_1_34=0, var_1_35=8, var_1_36=5, var_1_5=5, var_1_8=0] [L125] var_1_13 = __VERIFIER_nondet_uchar() [L126] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=5, var_1_11=0, var_1_12=68, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=1, var_1_26=50, var_1_27=4, var_1_28=-10, var_1_29=-64, var_1_30=-8, var_1_31=1, var_1_32=15/4, var_1_33=17/2, var_1_34=0, var_1_35=8, var_1_36=5, var_1_5=5, var_1_8=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=5, var_1_11=0, var_1_12=68, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=1, var_1_26=50, var_1_27=4, var_1_28=-10, var_1_29=-64, var_1_30=-8, var_1_31=1, var_1_32=15/4, var_1_33=17/2, var_1_34=0, var_1_35=8, var_1_36=5, var_1_5=5, var_1_8=0] [L126] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, last_1_var_1_5=5, var_1_11=0, var_1_12=68, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=1, var_1_26=50, var_1_27=4, var_1_28=-10, var_1_29=-64, var_1_30=-8, var_1_31=1, var_1_32=15/4, var_1_33=17/2, var_1_34=0, var_1_35=8, var_1_36=5, var_1_5=5, var_1_8=0] [L127] CALL assume_abort_if_not(var_1_13 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=5, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=1, var_1_26=50, var_1_27=4, var_1_28=-10, var_1_29=-64, var_1_30=-8, var_1_31=1, var_1_32=15/4, var_1_33=17/2, var_1_34=0, var_1_35=8, var_1_36=5, var_1_5=5, var_1_8=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=5, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=1, var_1_26=50, var_1_27=4, var_1_28=-10, var_1_29=-64, var_1_30=-8, var_1_31=1, var_1_32=15/4, var_1_33=17/2, var_1_34=0, var_1_35=8, var_1_36=5, var_1_5=5, var_1_8=0] [L127] RET assume_abort_if_not(var_1_13 <= 63) VAL [isInitial=1, last_1_var_1_5=5, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=1, var_1_26=50, var_1_27=4, var_1_28=-10, var_1_29=-64, var_1_30=-8, var_1_31=1, var_1_32=15/4, var_1_33=17/2, var_1_34=0, var_1_35=8, var_1_36=5, var_1_5=5, var_1_8=0] [L128] var_1_14 = __VERIFIER_nondet_uchar() [L129] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=5, var_1_11=0, var_1_12=68, var_1_13=63, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=1, var_1_26=50, var_1_27=4, var_1_28=-10, var_1_29=-64, var_1_30=-8, var_1_31=1, var_1_32=15/4, var_1_33=17/2, var_1_34=0, var_1_35=8, var_1_36=5, var_1_5=5, var_1_8=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=5, var_1_11=0, var_1_12=68, var_1_13=63, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=1, var_1_26=50, var_1_27=4, var_1_28=-10, var_1_29=-64, var_1_30=-8, var_1_31=1, var_1_32=15/4, var_1_33=17/2, var_1_34=0, var_1_35=8, var_1_36=5, var_1_5=5, var_1_8=0] [L129] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, last_1_var_1_5=5, var_1_11=0, var_1_12=68, var_1_13=63, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=1, var_1_26=50, var_1_27=4, var_1_28=-10, var_1_29=-64, var_1_30=-8, var_1_31=1, var_1_32=15/4, var_1_33=17/2, var_1_34=0, var_1_35=8, var_1_36=5, var_1_5=5, var_1_8=0] [L130] CALL assume_abort_if_not(var_1_14 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=5, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=1, var_1_26=50, var_1_27=4, var_1_28=-10, var_1_29=-64, var_1_30=-8, var_1_31=1, var_1_32=15/4, var_1_33=17/2, var_1_34=0, var_1_35=8, var_1_36=5, var_1_5=5, var_1_8=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=5, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=1, var_1_26=50, var_1_27=4, var_1_28=-10, var_1_29=-64, var_1_30=-8, var_1_31=1, var_1_32=15/4, var_1_33=17/2, var_1_34=0, var_1_35=8, var_1_36=5, var_1_5=5, var_1_8=0] [L130] RET assume_abort_if_not(var_1_14 <= 127) VAL [isInitial=1, last_1_var_1_5=5, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=1, var_1_26=50, var_1_27=4, var_1_28=-10, var_1_29=-64, var_1_30=-8, var_1_31=1, var_1_32=15/4, var_1_33=17/2, var_1_34=0, var_1_35=8, var_1_36=5, var_1_5=5, var_1_8=0] [L131] var_1_18 = __VERIFIER_nondet_char() [L132] CALL assume_abort_if_not(var_1_18 >= -31) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=5, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=1, var_1_26=50, var_1_27=4, var_1_28=-10, var_1_29=-64, var_1_30=-8, var_1_31=1, var_1_32=15/4, var_1_33=17/2, var_1_34=0, var_1_35=8, var_1_36=5, var_1_5=5, var_1_8=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=5, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=1, var_1_26=50, var_1_27=4, var_1_28=-10, var_1_29=-64, var_1_30=-8, var_1_31=1, var_1_32=15/4, var_1_33=17/2, var_1_34=0, var_1_35=8, var_1_36=5, var_1_5=5, var_1_8=0] [L132] RET assume_abort_if_not(var_1_18 >= -31) VAL [isInitial=1, last_1_var_1_5=5, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=1, var_1_26=50, var_1_27=4, var_1_28=-10, var_1_29=-64, var_1_30=-8, var_1_31=1, var_1_32=15/4, var_1_33=17/2, var_1_34=0, var_1_35=8, var_1_36=5, var_1_5=5, var_1_8=0] [L133] CALL assume_abort_if_not(var_1_18 <= 32) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=5, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=1, var_1_26=50, var_1_27=4, var_1_28=-10, var_1_29=-64, var_1_30=-8, var_1_31=1, var_1_32=15/4, var_1_33=17/2, var_1_34=0, var_1_35=8, var_1_36=5, var_1_5=5, var_1_8=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=5, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=1, var_1_26=50, var_1_27=4, var_1_28=-10, var_1_29=-64, var_1_30=-8, var_1_31=1, var_1_32=15/4, var_1_33=17/2, var_1_34=0, var_1_35=8, var_1_36=5, var_1_5=5, var_1_8=0] [L133] RET assume_abort_if_not(var_1_18 <= 32) VAL [isInitial=1, last_1_var_1_5=5, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=1, var_1_26=50, var_1_27=4, var_1_28=-10, var_1_29=-64, var_1_30=-8, var_1_31=1, var_1_32=15/4, var_1_33=17/2, var_1_34=0, var_1_35=8, var_1_36=5, var_1_5=5, var_1_8=0] [L134] var_1_19 = __VERIFIER_nondet_char() [L135] CALL assume_abort_if_not(var_1_19 >= -15) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=5, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=16, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=1, var_1_26=50, var_1_27=4, var_1_28=-10, var_1_29=-64, var_1_30=-8, var_1_31=1, var_1_32=15/4, var_1_33=17/2, var_1_34=0, var_1_35=8, var_1_36=5, var_1_5=5, var_1_8=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=5, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=16, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=1, var_1_26=50, var_1_27=4, var_1_28=-10, var_1_29=-64, var_1_30=-8, var_1_31=1, var_1_32=15/4, var_1_33=17/2, var_1_34=0, var_1_35=8, var_1_36=5, var_1_5=5, var_1_8=0] [L135] RET assume_abort_if_not(var_1_19 >= -15) VAL [isInitial=1, last_1_var_1_5=5, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=16, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=1, var_1_26=50, var_1_27=4, var_1_28=-10, var_1_29=-64, var_1_30=-8, var_1_31=1, var_1_32=15/4, var_1_33=17/2, var_1_34=0, var_1_35=8, var_1_36=5, var_1_5=5, var_1_8=0] [L136] CALL assume_abort_if_not(var_1_19 <= 16) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=5, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=16, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=1, var_1_26=50, var_1_27=4, var_1_28=-10, var_1_29=-64, var_1_30=-8, var_1_31=1, var_1_32=15/4, var_1_33=17/2, var_1_34=0, var_1_35=8, var_1_36=5, var_1_5=5, var_1_8=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=5, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=16, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=1, var_1_26=50, var_1_27=4, var_1_28=-10, var_1_29=-64, var_1_30=-8, var_1_31=1, var_1_32=15/4, var_1_33=17/2, var_1_34=0, var_1_35=8, var_1_36=5, var_1_5=5, var_1_8=0] [L136] RET assume_abort_if_not(var_1_19 <= 16) VAL [isInitial=1, last_1_var_1_5=5, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=16, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=1, var_1_26=50, var_1_27=4, var_1_28=-10, var_1_29=-64, var_1_30=-8, var_1_31=1, var_1_32=15/4, var_1_33=17/2, var_1_34=0, var_1_35=8, var_1_36=5, var_1_5=5, var_1_8=0] [L137] var_1_23 = __VERIFIER_nondet_uchar() [L138] CALL assume_abort_if_not(var_1_23 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=5, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=16, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_24=-4, var_1_25=1, var_1_26=50, var_1_27=4, var_1_28=-10, var_1_29=-64, var_1_30=-8, var_1_31=1, var_1_32=15/4, var_1_33=17/2, var_1_34=0, var_1_35=8, var_1_36=5, var_1_5=5, var_1_8=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=5, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=16, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_24=-4, var_1_25=1, var_1_26=50, var_1_27=4, var_1_28=-10, var_1_29=-64, var_1_30=-8, var_1_31=1, var_1_32=15/4, var_1_33=17/2, var_1_34=0, var_1_35=8, var_1_36=5, var_1_5=5, var_1_8=0] [L138] RET assume_abort_if_not(var_1_23 >= 0) VAL [isInitial=1, last_1_var_1_5=5, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=16, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_24=-4, var_1_25=1, var_1_26=50, var_1_27=4, var_1_28=-10, var_1_29=-64, var_1_30=-8, var_1_31=1, var_1_32=15/4, var_1_33=17/2, var_1_34=0, var_1_35=8, var_1_36=5, var_1_5=5, var_1_8=0] [L139] CALL assume_abort_if_not(var_1_23 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=5, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=16, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=1, var_1_26=50, var_1_27=4, var_1_28=-10, var_1_29=-64, var_1_30=-8, var_1_31=1, var_1_32=15/4, var_1_33=17/2, var_1_34=0, var_1_35=8, var_1_36=5, var_1_5=5, var_1_8=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=5, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=16, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=1, var_1_26=50, var_1_27=4, var_1_28=-10, var_1_29=-64, var_1_30=-8, var_1_31=1, var_1_32=15/4, var_1_33=17/2, var_1_34=0, var_1_35=8, var_1_36=5, var_1_5=5, var_1_8=0] [L139] RET assume_abort_if_not(var_1_23 <= 0) VAL [isInitial=1, last_1_var_1_5=5, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=16, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=1, var_1_26=50, var_1_27=4, var_1_28=-10, var_1_29=-64, var_1_30=-8, var_1_31=1, var_1_32=15/4, var_1_33=17/2, var_1_34=0, var_1_35=8, var_1_36=5, var_1_5=5, var_1_8=0] [L140] var_1_25 = __VERIFIER_nondet_uchar() [L141] CALL assume_abort_if_not(var_1_25 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=5, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=16, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_26=50, var_1_27=4, var_1_28=-10, var_1_29=-64, var_1_30=-8, var_1_31=1, var_1_32=15/4, var_1_33=17/2, var_1_34=0, var_1_35=8, var_1_36=5, var_1_5=5, var_1_8=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=5, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=16, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_26=50, var_1_27=4, var_1_28=-10, var_1_29=-64, var_1_30=-8, var_1_31=1, var_1_32=15/4, var_1_33=17/2, var_1_34=0, var_1_35=8, var_1_36=5, var_1_5=5, var_1_8=0] [L141] RET assume_abort_if_not(var_1_25 >= 0) VAL [isInitial=1, last_1_var_1_5=5, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=16, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_26=50, var_1_27=4, var_1_28=-10, var_1_29=-64, var_1_30=-8, var_1_31=1, var_1_32=15/4, var_1_33=17/2, var_1_34=0, var_1_35=8, var_1_36=5, var_1_5=5, var_1_8=0] [L142] CALL assume_abort_if_not(var_1_25 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=5, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=16, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=0, var_1_26=50, var_1_27=4, var_1_28=-10, var_1_29=-64, var_1_30=-8, var_1_31=1, var_1_32=15/4, var_1_33=17/2, var_1_34=0, var_1_35=8, var_1_36=5, var_1_5=5, var_1_8=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=5, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=16, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=0, var_1_26=50, var_1_27=4, var_1_28=-10, var_1_29=-64, var_1_30=-8, var_1_31=1, var_1_32=15/4, var_1_33=17/2, var_1_34=0, var_1_35=8, var_1_36=5, var_1_5=5, var_1_8=0] [L142] RET assume_abort_if_not(var_1_25 <= 1) VAL [isInitial=1, last_1_var_1_5=5, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=16, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=0, var_1_26=50, var_1_27=4, var_1_28=-10, var_1_29=-64, var_1_30=-8, var_1_31=1, var_1_32=15/4, var_1_33=17/2, var_1_34=0, var_1_35=8, var_1_36=5, var_1_5=5, var_1_8=0] [L143] var_1_26 = __VERIFIER_nondet_char() [L144] CALL assume_abort_if_not(var_1_26 >= -128) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=5, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=16, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=0, var_1_26=0, var_1_27=4, var_1_28=-10, var_1_29=-64, var_1_30=-8, var_1_31=1, var_1_32=15/4, var_1_33=17/2, var_1_34=0, var_1_35=8, var_1_36=5, var_1_5=5, var_1_8=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=5, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=16, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=0, var_1_26=0, var_1_27=4, var_1_28=-10, var_1_29=-64, var_1_30=-8, var_1_31=1, var_1_32=15/4, var_1_33=17/2, var_1_34=0, var_1_35=8, var_1_36=5, var_1_5=5, var_1_8=0] [L144] RET assume_abort_if_not(var_1_26 >= -128) VAL [isInitial=1, last_1_var_1_5=5, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=16, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=0, var_1_26=0, var_1_27=4, var_1_28=-10, var_1_29=-64, var_1_30=-8, var_1_31=1, var_1_32=15/4, var_1_33=17/2, var_1_34=0, var_1_35=8, var_1_36=5, var_1_5=5, var_1_8=0] [L145] CALL assume_abort_if_not(var_1_26 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=5, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=16, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=0, var_1_26=0, var_1_27=4, var_1_28=-10, var_1_29=-64, var_1_30=-8, var_1_31=1, var_1_32=15/4, var_1_33=17/2, var_1_34=0, var_1_35=8, var_1_36=5, var_1_5=5, var_1_8=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=5, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=16, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=0, var_1_26=0, var_1_27=4, var_1_28=-10, var_1_29=-64, var_1_30=-8, var_1_31=1, var_1_32=15/4, var_1_33=17/2, var_1_34=0, var_1_35=8, var_1_36=5, var_1_5=5, var_1_8=0] [L145] RET assume_abort_if_not(var_1_26 <= 127) VAL [isInitial=1, last_1_var_1_5=5, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=16, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=0, var_1_26=0, var_1_27=4, var_1_28=-10, var_1_29=-64, var_1_30=-8, var_1_31=1, var_1_32=15/4, var_1_33=17/2, var_1_34=0, var_1_35=8, var_1_36=5, var_1_5=5, var_1_8=0] [L146] var_1_27 = __VERIFIER_nondet_char() [L147] CALL assume_abort_if_not(var_1_27 >= -128) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=5, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=16, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=-10, var_1_29=-64, var_1_30=-8, var_1_31=1, var_1_32=15/4, var_1_33=17/2, var_1_34=0, var_1_35=8, var_1_36=5, var_1_5=5, var_1_8=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=5, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=16, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=-10, var_1_29=-64, var_1_30=-8, var_1_31=1, var_1_32=15/4, var_1_33=17/2, var_1_34=0, var_1_35=8, var_1_36=5, var_1_5=5, var_1_8=0] [L147] RET assume_abort_if_not(var_1_27 >= -128) VAL [isInitial=1, last_1_var_1_5=5, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=16, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=-10, var_1_29=-64, var_1_30=-8, var_1_31=1, var_1_32=15/4, var_1_33=17/2, var_1_34=0, var_1_35=8, var_1_36=5, var_1_5=5, var_1_8=0] [L148] CALL assume_abort_if_not(var_1_27 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=5, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=16, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=-10, var_1_29=-64, var_1_30=-8, var_1_31=1, var_1_32=15/4, var_1_33=17/2, var_1_34=0, var_1_35=8, var_1_36=5, var_1_5=5, var_1_8=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=5, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=16, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=-10, var_1_29=-64, var_1_30=-8, var_1_31=1, var_1_32=15/4, var_1_33=17/2, var_1_34=0, var_1_35=8, var_1_36=5, var_1_5=5, var_1_8=0] [L148] RET assume_abort_if_not(var_1_27 <= 127) VAL [isInitial=1, last_1_var_1_5=5, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=16, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=-10, var_1_29=-64, var_1_30=-8, var_1_31=1, var_1_32=15/4, var_1_33=17/2, var_1_34=0, var_1_35=8, var_1_36=5, var_1_5=5, var_1_8=0] [L149] var_1_28 = __VERIFIER_nondet_char() [L150] CALL assume_abort_if_not(var_1_28 >= -128) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=5, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=16, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_29=-64, var_1_30=-8, var_1_31=1, var_1_32=15/4, var_1_33=17/2, var_1_34=0, var_1_35=8, var_1_36=5, var_1_5=5, var_1_8=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=5, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=16, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_29=-64, var_1_30=-8, var_1_31=1, var_1_32=15/4, var_1_33=17/2, var_1_34=0, var_1_35=8, var_1_36=5, var_1_5=5, var_1_8=0] [L150] RET assume_abort_if_not(var_1_28 >= -128) VAL [isInitial=1, last_1_var_1_5=5, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=16, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_29=-64, var_1_30=-8, var_1_31=1, var_1_32=15/4, var_1_33=17/2, var_1_34=0, var_1_35=8, var_1_36=5, var_1_5=5, var_1_8=0] [L151] CALL assume_abort_if_not(var_1_28 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=5, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=16, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_29=-64, var_1_30=-8, var_1_31=1, var_1_32=15/4, var_1_33=17/2, var_1_34=0, var_1_35=8, var_1_36=5, var_1_5=5, var_1_8=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=5, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=16, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_29=-64, var_1_30=-8, var_1_31=1, var_1_32=15/4, var_1_33=17/2, var_1_34=0, var_1_35=8, var_1_36=5, var_1_5=5, var_1_8=0] [L151] RET assume_abort_if_not(var_1_28 <= 127) VAL [isInitial=1, last_1_var_1_5=5, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=16, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_29=-64, var_1_30=-8, var_1_31=1, var_1_32=15/4, var_1_33=17/2, var_1_34=0, var_1_35=8, var_1_36=5, var_1_5=5, var_1_8=0] [L152] var_1_30 = __VERIFIER_nondet_char() [L153] CALL assume_abort_if_not(var_1_30 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=5, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=16, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_29=-64, var_1_30=126, var_1_31=1, var_1_32=15/4, var_1_33=17/2, var_1_34=0, var_1_35=8, var_1_36=5, var_1_5=5, var_1_8=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=5, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=16, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_29=-64, var_1_30=126, var_1_31=1, var_1_32=15/4, var_1_33=17/2, var_1_34=0, var_1_35=8, var_1_36=5, var_1_5=5, var_1_8=0] [L153] RET assume_abort_if_not(var_1_30 >= -127) VAL [isInitial=1, last_1_var_1_5=5, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=16, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_29=-64, var_1_30=126, var_1_31=1, var_1_32=15/4, var_1_33=17/2, var_1_34=0, var_1_35=8, var_1_36=5, var_1_5=5, var_1_8=0] [L154] CALL assume_abort_if_not(var_1_30 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=5, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=16, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_29=-64, var_1_30=126, var_1_31=1, var_1_32=15/4, var_1_33=17/2, var_1_34=0, var_1_35=8, var_1_36=5, var_1_5=5, var_1_8=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=5, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=16, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_29=-64, var_1_30=126, var_1_31=1, var_1_32=15/4, var_1_33=17/2, var_1_34=0, var_1_35=8, var_1_36=5, var_1_5=5, var_1_8=0] [L154] RET assume_abort_if_not(var_1_30 <= 126) VAL [isInitial=1, last_1_var_1_5=5, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=16, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_29=-64, var_1_30=126, var_1_31=1, var_1_32=15/4, var_1_33=17/2, var_1_34=0, var_1_35=8, var_1_36=5, var_1_5=5, var_1_8=0] [L155] var_1_33 = __VERIFIER_nondet_float() [L156] CALL assume_abort_if_not((var_1_33 >= -922337.2036854765600e+13F && var_1_33 <= -1.0e-20F) || (var_1_33 <= 9223372.036854765600e+12F && var_1_33 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=5, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=16, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_29=-64, var_1_30=126, var_1_31=1, var_1_32=15/4, var_1_34=0, var_1_35=8, var_1_36=5, var_1_5=5, var_1_8=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=5, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=16, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_29=-64, var_1_30=126, var_1_31=1, var_1_32=15/4, var_1_34=0, var_1_35=8, var_1_36=5, var_1_5=5, var_1_8=0] [L156] RET assume_abort_if_not((var_1_33 >= -922337.2036854765600e+13F && var_1_33 <= -1.0e-20F) || (var_1_33 <= 9223372.036854765600e+12F && var_1_33 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_5=5, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=16, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_29=-64, var_1_30=126, var_1_31=1, var_1_32=15/4, var_1_34=0, var_1_35=8, var_1_36=5, var_1_5=5, var_1_8=0] [L157] var_1_35 = __VERIFIER_nondet_uchar() [L158] CALL assume_abort_if_not(var_1_35 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=5, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=16, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_29=-64, var_1_30=126, var_1_31=1, var_1_32=15/4, var_1_34=0, var_1_36=5, var_1_5=5, var_1_8=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=5, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=16, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_29=-64, var_1_30=126, var_1_31=1, var_1_32=15/4, var_1_34=0, var_1_36=5, var_1_5=5, var_1_8=0] [L158] RET assume_abort_if_not(var_1_35 >= 0) VAL [isInitial=1, last_1_var_1_5=5, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=16, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_29=-64, var_1_30=126, var_1_31=1, var_1_32=15/4, var_1_34=0, var_1_36=5, var_1_5=5, var_1_8=0] [L159] CALL assume_abort_if_not(var_1_35 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=5, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=16, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_29=-64, var_1_30=126, var_1_31=1, var_1_32=15/4, var_1_34=0, var_1_35=254, var_1_36=5, var_1_5=5, var_1_8=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=5, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=16, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_29=-64, var_1_30=126, var_1_31=1, var_1_32=15/4, var_1_34=0, var_1_35=254, var_1_36=5, var_1_5=5, var_1_8=0] [L159] RET assume_abort_if_not(var_1_35 <= 254) VAL [isInitial=1, last_1_var_1_5=5, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=16, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_29=-64, var_1_30=126, var_1_31=1, var_1_32=15/4, var_1_34=0, var_1_35=254, var_1_36=5, var_1_5=5, var_1_8=0] [L173] RET updateVariables() [L174] CALL step() [L56] COND FALSE !(\read(var_1_25)) VAL [isInitial=1, last_1_var_1_5=5, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=16, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_29=-64, var_1_30=126, var_1_31=1, var_1_32=15/4, var_1_34=0, var_1_35=254, var_1_36=5, var_1_5=5, var_1_8=0] [L61] var_1_29 = var_1_30 [L62] var_1_31 = var_1_29 [L63] var_1_32 = var_1_33 [L64] var_1_34 = var_1_35 [L65] var_1_36 = var_1_35 VAL [isInitial=1, last_1_var_1_5=5, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=16, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_29=126, var_1_30=126, var_1_31=126, var_1_32=261, var_1_33=261, var_1_34=254, var_1_35=254, var_1_36=254, var_1_5=5, var_1_8=0] [L66] COND FALSE !(var_1_9 > var_1_10) VAL [isInitial=1, last_1_var_1_5=5, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=16, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_29=126, var_1_30=126, var_1_31=126, var_1_32=261, var_1_33=261, var_1_34=254, var_1_35=254, var_1_36=254, var_1_5=5, var_1_8=0] [L69] var_1_20 = var_1_8 [L70] var_1_22 = var_1_23 VAL [isInitial=1, last_1_var_1_5=5, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=16, var_1_1=2, var_1_20=0, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_29=126, var_1_30=126, var_1_31=126, var_1_32=261, var_1_33=261, var_1_34=254, var_1_35=254, var_1_36=254, var_1_5=5, var_1_8=0] [L71] COND FALSE !(\read(var_1_22)) VAL [isInitial=1, last_1_var_1_5=5, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=16, var_1_1=2, var_1_20=0, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_29=126, var_1_30=126, var_1_31=126, var_1_32=261, var_1_33=261, var_1_34=254, var_1_35=254, var_1_36=254, var_1_5=5, var_1_8=0] [L74] var_1_16 = (((((var_1_15) < (((((var_1_13) > (var_1_12)) ? (var_1_13) : (var_1_12))))) ? (var_1_15) : (((((var_1_13) > (var_1_12)) ? (var_1_13) : (var_1_12)))))) - var_1_11) VAL [isInitial=1, last_1_var_1_5=5, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=16, var_1_1=2, var_1_20=0, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_29=126, var_1_30=126, var_1_31=126, var_1_32=261, var_1_33=261, var_1_34=254, var_1_35=254, var_1_36=254, var_1_5=5, var_1_8=0] [L75] COND FALSE !(\read(var_1_22)) [L82] var_1_17 = -32 VAL [isInitial=1, last_1_var_1_5=5, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=-32, var_1_18=-31, var_1_19=16, var_1_1=2, var_1_20=0, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_29=126, var_1_30=126, var_1_31=126, var_1_32=261, var_1_33=261, var_1_34=254, var_1_35=254, var_1_36=254, var_1_5=5, var_1_8=0] [L84] unsigned long int stepLocal_1 = var_1_20 + var_1_15; [L85] signed long int stepLocal_0 = var_1_20; VAL [isInitial=1, last_1_var_1_5=5, stepLocal_0=0, stepLocal_1=0, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=-32, var_1_18=-31, var_1_19=16, var_1_1=2, var_1_20=0, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_29=126, var_1_30=126, var_1_31=126, var_1_32=261, var_1_33=261, var_1_34=254, var_1_35=254, var_1_36=254, var_1_5=5, var_1_8=0] [L86] COND TRUE stepLocal_1 < -200 VAL [isInitial=1, last_1_var_1_5=5, stepLocal_0=0, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=-32, var_1_18=-31, var_1_19=16, var_1_1=2, var_1_20=0, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_29=126, var_1_30=126, var_1_31=126, var_1_32=261, var_1_33=261, var_1_34=254, var_1_35=254, var_1_36=254, var_1_5=5, var_1_8=0] [L87] COND FALSE !(\read(var_1_22)) [L94] var_1_1 = var_1_20 VAL [isInitial=1, last_1_var_1_5=5, stepLocal_0=0, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=-32, var_1_18=-31, var_1_19=16, var_1_1=0, var_1_20=0, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_29=126, var_1_30=126, var_1_31=126, var_1_32=261, var_1_33=261, var_1_34=254, var_1_35=254, var_1_36=254, var_1_5=5, var_1_8=0] [L99] signed long int stepLocal_4 = 256; [L100] unsigned char stepLocal_3 = var_1_22; [L101] unsigned long int stepLocal_2 = var_1_15; VAL [isInitial=1, last_1_var_1_5=5, stepLocal_0=0, stepLocal_2=0, stepLocal_3=0, stepLocal_4=256, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=-32, var_1_18=-31, var_1_19=16, var_1_1=0, var_1_20=0, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_29=126, var_1_30=126, var_1_31=126, var_1_32=261, var_1_33=261, var_1_34=254, var_1_35=254, var_1_36=254, var_1_5=5, var_1_8=0] [L102] COND FALSE !(stepLocal_4 > (var_1_15 - (last_1_var_1_5 + var_1_8))) VAL [isInitial=1, last_1_var_1_5=5, stepLocal_0=0, stepLocal_2=0, stepLocal_3=0, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=-32, var_1_18=-31, var_1_19=16, var_1_1=0, var_1_20=0, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_29=126, var_1_30=126, var_1_31=126, var_1_32=261, var_1_33=261, var_1_34=254, var_1_35=254, var_1_36=254, var_1_5=5, var_1_8=0] [L105] COND FALSE !(stepLocal_3 || var_1_22) [L110] var_1_5 = -10000 VAL [isInitial=1, last_1_var_1_5=5, stepLocal_0=0, stepLocal_2=0, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=-32, var_1_18=-31, var_1_19=16, var_1_1=0, var_1_20=0, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_29=126, var_1_30=126, var_1_31=126, var_1_32=261, var_1_33=261, var_1_34=254, var_1_35=254, var_1_36=254, var_1_5=-10000, var_1_8=0] [L174] RET step() [L175] CALL, EXPR property() [L165] EXPR (((var_1_20 + var_1_15) < -200) ? (var_1_22 ? ((var_1_20 > (- var_1_15)) ? (var_1_1 == ((unsigned long int) var_1_20)) : (var_1_1 == ((unsigned long int) var_1_20))) : (var_1_1 == ((unsigned long int) var_1_20))) : (var_1_1 == ((unsigned long int) var_1_20))) && ((256 > (var_1_15 - (last_1_var_1_5 + var_1_8))) ? (var_1_5 == ((signed long int) last_1_var_1_5)) : ((var_1_22 || var_1_22) ? ((((32 * -25) | last_1_var_1_5) >= var_1_15) ? (var_1_5 == ((signed long int) var_1_8)) : 1) : (var_1_5 == ((signed long int) -10000)))) VAL [isInitial=1, last_1_var_1_5=5, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=-32, var_1_18=-31, var_1_19=16, var_1_1=0, var_1_20=0, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_29=126, var_1_30=126, var_1_31=126, var_1_32=261, var_1_33=261, var_1_34=254, var_1_35=254, var_1_36=254, var_1_5=-10000, var_1_8=0] [L165] EXPR (256 > (var_1_15 - (last_1_var_1_5 + var_1_8))) ? (var_1_5 == ((signed long int) last_1_var_1_5)) : ((var_1_22 || var_1_22) ? ((((32 * -25) | last_1_var_1_5) >= var_1_15) ? (var_1_5 == ((signed long int) var_1_8)) : 1) : (var_1_5 == ((signed long int) -10000))) VAL [isInitial=1, last_1_var_1_5=5, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=-32, var_1_18=-31, var_1_19=16, var_1_1=0, var_1_20=0, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_29=126, var_1_30=126, var_1_31=126, var_1_32=261, var_1_33=261, var_1_34=254, var_1_35=254, var_1_36=254, var_1_5=-10000, var_1_8=0] [L165] EXPR (var_1_22 || var_1_22) ? ((((32 * -25) | last_1_var_1_5) >= var_1_15) ? (var_1_5 == ((signed long int) var_1_8)) : 1) : (var_1_5 == ((signed long int) -10000)) VAL [isInitial=1, last_1_var_1_5=5, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=-32, var_1_18=-31, var_1_19=16, var_1_1=0, var_1_20=0, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_29=126, var_1_30=126, var_1_31=126, var_1_32=261, var_1_33=261, var_1_34=254, var_1_35=254, var_1_36=254, var_1_5=-10000, var_1_8=0] [L165] EXPR (256 > (var_1_15 - (last_1_var_1_5 + var_1_8))) ? (var_1_5 == ((signed long int) last_1_var_1_5)) : ((var_1_22 || var_1_22) ? ((((32 * -25) | last_1_var_1_5) >= var_1_15) ? (var_1_5 == ((signed long int) var_1_8)) : 1) : (var_1_5 == ((signed long int) -10000))) VAL [isInitial=1, last_1_var_1_5=5, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=-32, var_1_18=-31, var_1_19=16, var_1_1=0, var_1_20=0, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_29=126, var_1_30=126, var_1_31=126, var_1_32=261, var_1_33=261, var_1_34=254, var_1_35=254, var_1_36=254, var_1_5=-10000, var_1_8=0] [L165] EXPR (((var_1_20 + var_1_15) < -200) ? (var_1_22 ? ((var_1_20 > (- var_1_15)) ? (var_1_1 == ((unsigned long int) var_1_20)) : (var_1_1 == ((unsigned long int) var_1_20))) : (var_1_1 == ((unsigned long int) var_1_20))) : (var_1_1 == ((unsigned long int) var_1_20))) && ((256 > (var_1_15 - (last_1_var_1_5 + var_1_8))) ? (var_1_5 == ((signed long int) last_1_var_1_5)) : ((var_1_22 || var_1_22) ? ((((32 * -25) | last_1_var_1_5) >= var_1_15) ? (var_1_5 == ((signed long int) var_1_8)) : 1) : (var_1_5 == ((signed long int) -10000)))) VAL [isInitial=1, last_1_var_1_5=5, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=-32, var_1_18=-31, var_1_19=16, var_1_1=0, var_1_20=0, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_29=126, var_1_30=126, var_1_31=126, var_1_32=261, var_1_33=261, var_1_34=254, var_1_35=254, var_1_36=254, var_1_5=-10000, var_1_8=0] [L165] EXPR (((((((var_1_20 + var_1_15) < -200) ? (var_1_22 ? ((var_1_20 > (- var_1_15)) ? (var_1_1 == ((unsigned long int) var_1_20)) : (var_1_1 == ((unsigned long int) var_1_20))) : (var_1_1 == ((unsigned long int) var_1_20))) : (var_1_1 == ((unsigned long int) var_1_20))) && ((256 > (var_1_15 - (last_1_var_1_5 + var_1_8))) ? (var_1_5 == ((signed long int) last_1_var_1_5)) : ((var_1_22 || var_1_22) ? ((((32 * -25) | last_1_var_1_5) >= var_1_15) ? (var_1_5 == ((signed long int) var_1_8)) : 1) : (var_1_5 == ((signed long int) -10000))))) && ((var_1_9 > var_1_10) ? (var_1_8 == ((unsigned char) (((((var_1_11 + (var_1_12 - var_1_13))) < ((5 + var_1_14))) ? ((var_1_11 + (var_1_12 - var_1_13))) : ((5 + var_1_14)))))) : 1)) && (var_1_22 ? (var_1_15 == ((unsigned long int) var_1_8)) : 1)) && (var_1_16 == ((signed short int) (((((var_1_15) < (((((var_1_13) > (var_1_12)) ? (var_1_13) : (var_1_12))))) ? (var_1_15) : (((((var_1_13) > (var_1_12)) ? (var_1_13) : (var_1_12)))))) - var_1_11)))) && (var_1_22 ? ((var_1_14 < (var_1_13 & (var_1_15 / 2))) ? (var_1_17 == ((signed char) (var_1_13 + (var_1_18 + (var_1_19 + 5))))) : (var_1_17 == ((signed char) var_1_18))) : (var_1_17 == ((signed char) -32))) VAL [isInitial=1, last_1_var_1_5=5, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=-32, var_1_18=-31, var_1_19=16, var_1_1=0, var_1_20=0, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_29=126, var_1_30=126, var_1_31=126, var_1_32=261, var_1_33=261, var_1_34=254, var_1_35=254, var_1_36=254, var_1_5=-10000, var_1_8=0] [L165-L166] return (((((((((var_1_20 + var_1_15) < -200) ? (var_1_22 ? ((var_1_20 > (- var_1_15)) ? (var_1_1 == ((unsigned long int) var_1_20)) : (var_1_1 == ((unsigned long int) var_1_20))) : (var_1_1 == ((unsigned long int) var_1_20))) : (var_1_1 == ((unsigned long int) var_1_20))) && ((256 > (var_1_15 - (last_1_var_1_5 + var_1_8))) ? (var_1_5 == ((signed long int) last_1_var_1_5)) : ((var_1_22 || var_1_22) ? ((((32 * -25) | last_1_var_1_5) >= var_1_15) ? (var_1_5 == ((signed long int) var_1_8)) : 1) : (var_1_5 == ((signed long int) -10000))))) && ((var_1_9 > var_1_10) ? (var_1_8 == ((unsigned char) (((((var_1_11 + (var_1_12 - var_1_13))) < ((5 + var_1_14))) ? ((var_1_11 + (var_1_12 - var_1_13))) : ((5 + var_1_14)))))) : 1)) && (var_1_22 ? (var_1_15 == ((unsigned long int) var_1_8)) : 1)) && (var_1_16 == ((signed short int) (((((var_1_15) < (((((var_1_13) > (var_1_12)) ? (var_1_13) : (var_1_12))))) ? (var_1_15) : (((((var_1_13) > (var_1_12)) ? (var_1_13) : (var_1_12)))))) - var_1_11)))) && (var_1_22 ? ((var_1_14 < (var_1_13 & (var_1_15 / 2))) ? (var_1_17 == ((signed char) (var_1_13 + (var_1_18 + (var_1_19 + 5))))) : (var_1_17 == ((signed char) var_1_18))) : (var_1_17 == ((signed char) -32)))) && (var_1_20 == ((signed long int) var_1_8))) && (var_1_22 == ((unsigned char) var_1_23)) ; [L175] RET, EXPR property() [L175] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_5=5, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=-32, var_1_18=-31, var_1_19=16, var_1_1=0, var_1_20=0, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_29=126, var_1_30=126, var_1_31=126, var_1_32=261, var_1_33=261, var_1_34=254, var_1_35=254, var_1_36=254, var_1_5=-10000, var_1_8=0] [L19] reach_error() VAL [isInitial=1, last_1_var_1_5=5, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=-32, var_1_18=-31, var_1_19=16, var_1_1=0, var_1_20=0, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_29=126, var_1_30=126, var_1_31=126, var_1_32=261, var_1_33=261, var_1_34=254, var_1_35=254, var_1_36=254, var_1_5=-10000, var_1_8=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 108 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 14.2s, OverallIterations: 10, TraceHistogramMax: 29, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 4.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1442 SdHoareTripleChecker+Valid, 2.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1442 mSDsluCounter, 4840 SdHoareTripleChecker+Invalid, 2.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2900 mSDsCounter, 448 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1302 IncrementalHoareTripleChecker+Invalid, 1750 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 448 mSolverCounterUnsat, 1940 mSDtfsCounter, 1302 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 250 GetRequests, 211 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 3.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1009occurred in iteration=9, InterpolantAutomatonStates: 44, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.5s AutomataMinimizationTime, 9 MinimizatonAttempts, 659 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 7.9s InterpolantComputationTime, 2064 NumberOfCodeBlocks, 2064 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 1863 ConstructedInterpolants, 0 QuantifiedInterpolants, 11441 SizeOfPredicates, 0 NumberOfNonLiveVariables, 435 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 10 InterpolantComputations, 9 PerfectInterpolantSequences, 16184/16240 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-12-02 15:16:29,034 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f128c01-def7-4a9a-8a99-14d15f99a6cb/bin/uautomizer-verify-84ZbGMXZE1/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_8f128c01-def7-4a9a-8a99-14d15f99a6cb/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f128c01-def7-4a9a-8a99-14d15f99a6cb/bin/uautomizer-verify-84ZbGMXZE1/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f128c01-def7-4a9a-8a99-14d15f99a6cb/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f128c01-def7-4a9a-8a99-14d15f99a6cb/bin/uautomizer-verify-84ZbGMXZE1/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-97.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f128c01-def7-4a9a-8a99-14d15f99a6cb/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f128c01-def7-4a9a-8a99-14d15f99a6cb/bin/uautomizer-verify-84ZbGMXZE1 --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 f0e464b03528fd07ed2a214c41d5d0c75fd807ee4909056da113988031a11e66 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-02 15:16:30,961 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-02 15:16:31,034 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f128c01-def7-4a9a-8a99-14d15f99a6cb/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-12-02 15:16:31,040 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-02 15:16:31,040 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-12-02 15:16:31,061 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-02 15:16:31,061 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-12-02 15:16:31,061 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-12-02 15:16:31,061 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-12-02 15:16:31,062 INFO L153 SettingsManager]: * Use memory slicer=true [2024-12-02 15:16:31,062 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-02 15:16:31,062 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-12-02 15:16:31,062 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-02 15:16:31,062 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-02 15:16:31,062 INFO L153 SettingsManager]: * Use SBE=true [2024-12-02 15:16:31,062 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-02 15:16:31,063 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-02 15:16:31,063 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-02 15:16:31,063 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-02 15:16:31,063 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-02 15:16:31,063 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-02 15:16:31,063 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-02 15:16:31,063 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-02 15:16:31,063 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-02 15:16:31,063 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-02 15:16:31,063 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-02 15:16:31,063 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-02 15:16:31,063 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-02 15:16:31,063 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-02 15:16:31,063 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-02 15:16:31,063 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-12-02 15:16:31,064 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 15:16:31,064 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 15:16:31,064 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 15:16:31,064 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 15:16:31,064 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-02 15:16:31,064 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 15:16:31,064 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 15:16:31,064 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 15:16:31,064 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 15:16:31,064 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-02 15:16:31,064 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-02 15:16:31,064 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-12-02 15:16:31,065 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-02 15:16:31,065 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-12-02 15:16:31,065 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-02 15:16:31,065 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-12-02 15:16:31,065 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-12-02 15:16:31,065 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-12-02 15:16:31,065 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-12-02 15:16:31,065 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_8f128c01-def7-4a9a-8a99-14d15f99a6cb/bin/uautomizer-verify-84ZbGMXZE1 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 -> f0e464b03528fd07ed2a214c41d5d0c75fd807ee4909056da113988031a11e66 [2024-12-02 15:16:31,282 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-02 15:16:31,290 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-02 15:16:31,292 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-02 15:16:31,294 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-02 15:16:31,294 INFO L274 PluginConnector]: CDTParser initialized [2024-12-02 15:16:31,295 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f128c01-def7-4a9a-8a99-14d15f99a6cb/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-97.i [2024-12-02 15:16:33,967 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f128c01-def7-4a9a-8a99-14d15f99a6cb/bin/uautomizer-verify-84ZbGMXZE1/data/13c2679bc/91f7efc338d0403cbfe394d81c9fcfdd/FLAGb45281500 [2024-12-02 15:16:34,167 INFO L384 CDTParser]: Found 1 translation units. [2024-12-02 15:16:34,168 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f128c01-def7-4a9a-8a99-14d15f99a6cb/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-97.i [2024-12-02 15:16:34,175 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f128c01-def7-4a9a-8a99-14d15f99a6cb/bin/uautomizer-verify-84ZbGMXZE1/data/13c2679bc/91f7efc338d0403cbfe394d81c9fcfdd/FLAGb45281500 [2024-12-02 15:16:34,189 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f128c01-def7-4a9a-8a99-14d15f99a6cb/bin/uautomizer-verify-84ZbGMXZE1/data/13c2679bc/91f7efc338d0403cbfe394d81c9fcfdd [2024-12-02 15:16:34,191 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-02 15:16:34,192 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-02 15:16:34,193 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-02 15:16:34,193 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-02 15:16:34,196 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-02 15:16:34,197 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 03:16:34" (1/1) ... [2024-12-02 15:16:34,198 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@320d8afa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:16:34, skipping insertion in model container [2024-12-02 15:16:34,198 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 03:16:34" (1/1) ... [2024-12-02 15:16:34,214 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-02 15:16:34,316 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_8f128c01-def7-4a9a-8a99-14d15f99a6cb/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-97.i[915,928] [2024-12-02 15:16:34,370 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 15:16:34,382 INFO L200 MainTranslator]: Completed pre-run [2024-12-02 15:16:34,390 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_8f128c01-def7-4a9a-8a99-14d15f99a6cb/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-97.i[915,928] [2024-12-02 15:16:34,415 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 15:16:34,433 INFO L204 MainTranslator]: Completed translation [2024-12-02 15:16:34,433 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:16:34 WrapperNode [2024-12-02 15:16:34,433 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-02 15:16:34,434 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-02 15:16:34,434 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-02 15:16:34,435 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-02 15:16:34,441 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:16:34" (1/1) ... [2024-12-02 15:16:34,450 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:16:34" (1/1) ... [2024-12-02 15:16:34,474 INFO L138 Inliner]: procedures = 27, calls = 42, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 180 [2024-12-02 15:16:34,474 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-02 15:16:34,475 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-02 15:16:34,475 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-02 15:16:34,475 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-02 15:16:34,483 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:16:34" (1/1) ... [2024-12-02 15:16:34,484 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:16:34" (1/1) ... [2024-12-02 15:16:34,487 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:16:34" (1/1) ... [2024-12-02 15:16:34,499 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]. [2024-12-02 15:16:34,499 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:16:34" (1/1) ... [2024-12-02 15:16:34,500 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:16:34" (1/1) ... [2024-12-02 15:16:34,509 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:16:34" (1/1) ... [2024-12-02 15:16:34,510 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:16:34" (1/1) ... [2024-12-02 15:16:34,513 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:16:34" (1/1) ... [2024-12-02 15:16:34,516 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:16:34" (1/1) ... [2024-12-02 15:16:34,517 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:16:34" (1/1) ... [2024-12-02 15:16:34,520 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-02 15:16:34,521 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-02 15:16:34,521 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-02 15:16:34,521 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-02 15:16:34,522 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:16:34" (1/1) ... [2024-12-02 15:16:34,526 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 15:16:34,535 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f128c01-def7-4a9a-8a99-14d15f99a6cb/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 15:16:34,544 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f128c01-def7-4a9a-8a99-14d15f99a6cb/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-12-02 15:16:34,548 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f128c01-def7-4a9a-8a99-14d15f99a6cb/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-12-02 15:16:34,565 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-02 15:16:34,566 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-12-02 15:16:34,566 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-02 15:16:34,566 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-02 15:16:34,566 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-02 15:16:34,566 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-02 15:16:34,639 INFO L234 CfgBuilder]: Building ICFG [2024-12-02 15:16:34,641 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-02 15:16:34,925 INFO L? ?]: Removed 18 outVars from TransFormulas that were not future-live. [2024-12-02 15:16:34,925 INFO L283 CfgBuilder]: Performing block encoding [2024-12-02 15:16:34,934 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-02 15:16:34,934 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-02 15:16:34,934 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:16:34 BoogieIcfgContainer [2024-12-02 15:16:34,934 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-02 15:16:34,936 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-12-02 15:16:34,936 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-12-02 15:16:34,940 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-12-02 15:16:34,940 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 03:16:34" (1/3) ... [2024-12-02 15:16:34,941 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@12a32bda and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 03:16:34, skipping insertion in model container [2024-12-02 15:16:34,941 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:16:34" (2/3) ... [2024-12-02 15:16:34,941 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@12a32bda and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 03:16:34, skipping insertion in model container [2024-12-02 15:16:34,941 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:16:34" (3/3) ... [2024-12-02 15:16:34,942 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-10_file-97.i [2024-12-02 15:16:34,952 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-12-02 15:16:34,954 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodesize_ps-cn-10_file-97.i that has 2 procedures, 81 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-12-02 15:16:34,997 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-12-02 15:16:35,007 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;@6b8b1caa, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-02 15:16:35,007 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-12-02 15:16:35,010 INFO L276 IsEmpty]: Start isEmpty. Operand has 81 states, 49 states have (on average 1.346938775510204) internal successors, (66), 50 states have internal predecessors, (66), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2024-12-02 15:16:35,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2024-12-02 15:16:35,021 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 15:16:35,022 INFO L218 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 15:16:35,022 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 15:16:35,025 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 15:16:35,026 INFO L85 PathProgramCache]: Analyzing trace with hash 97194522, now seen corresponding path program 1 times [2024-12-02 15:16:35,034 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 15:16:35,034 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1607061888] [2024-12-02 15:16:35,034 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:16:35,035 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 [2024-12-02 15:16:35,035 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f128c01-def7-4a9a-8a99-14d15f99a6cb/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 15:16:35,036 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f128c01-def7-4a9a-8a99-14d15f99a6cb/bin/uautomizer-verify-84ZbGMXZE1/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) [2024-12-02 15:16:35,037 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f128c01-def7-4a9a-8a99-14d15f99a6cb/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 15:16:35,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 15:16:35,253 INFO L256 TraceCheckSpWp]: Trace formula consists of 298 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-02 15:16:35,262 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 15:16:35,303 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 516 proven. 0 refuted. 0 times theorem prover too weak. 1108 trivial. 0 not checked. [2024-12-02 15:16:35,303 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 15:16:35,304 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 15:16:35,304 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1607061888] [2024-12-02 15:16:35,305 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1607061888] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 15:16:35,305 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 15:16:35,305 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-12-02 15:16:35,306 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [198203154] [2024-12-02 15:16:35,307 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 15:16:35,311 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-12-02 15:16:35,311 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 15:16:35,329 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-12-02 15:16:35,329 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-02 15:16:35,331 INFO L87 Difference]: Start difference. First operand has 81 states, 49 states have (on average 1.346938775510204) internal successors, (66), 50 states have internal predecessors, (66), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) Second operand has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2024-12-02 15:16:35,359 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 15:16:35,359 INFO L93 Difference]: Finished difference Result 155 states and 271 transitions. [2024-12-02 15:16:35,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-02 15:16:35,361 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) Word has length 181 [2024-12-02 15:16:35,361 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 15:16:35,366 INFO L225 Difference]: With dead ends: 155 [2024-12-02 15:16:35,366 INFO L226 Difference]: Without dead ends: 77 [2024-12-02 15:16:35,368 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 180 GetRequests, 180 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-02 15:16:35,371 INFO L435 NwaCegarLoop]: 117 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, 117 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 [2024-12-02 15:16:35,371 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 117 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 15:16:35,384 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 77 states. [2024-12-02 15:16:35,415 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 77 to 77. [2024-12-02 15:16:35,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 77 states, 46 states have (on average 1.2826086956521738) internal successors, (59), 46 states have internal predecessors, (59), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2024-12-02 15:16:35,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 117 transitions. [2024-12-02 15:16:35,423 INFO L78 Accepts]: Start accepts. Automaton has 77 states and 117 transitions. Word has length 181 [2024-12-02 15:16:35,423 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 15:16:35,423 INFO L471 AbstractCegarLoop]: Abstraction has 77 states and 117 transitions. [2024-12-02 15:16:35,424 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2024-12-02 15:16:35,424 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 117 transitions. [2024-12-02 15:16:35,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2024-12-02 15:16:35,427 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 15:16:35,427 INFO L218 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 15:16:35,431 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f128c01-def7-4a9a-8a99-14d15f99a6cb/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 15:16:35,628 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f128c01-def7-4a9a-8a99-14d15f99a6cb/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 15:16:35,628 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 15:16:35,629 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 15:16:35,629 INFO L85 PathProgramCache]: Analyzing trace with hash -843368556, now seen corresponding path program 1 times [2024-12-02 15:16:35,630 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 15:16:35,630 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1803383178] [2024-12-02 15:16:35,630 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:16:35,630 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 15:16:35,630 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f128c01-def7-4a9a-8a99-14d15f99a6cb/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 15:16:35,632 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f128c01-def7-4a9a-8a99-14d15f99a6cb/bin/uautomizer-verify-84ZbGMXZE1/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) [2024-12-02 15:16:35,633 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f128c01-def7-4a9a-8a99-14d15f99a6cb/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 15:16:35,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 15:16:35,823 INFO L256 TraceCheckSpWp]: Trace formula consists of 298 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-02 15:16:35,829 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 15:16:36,052 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 838 proven. 39 refuted. 0 times theorem prover too weak. 747 trivial. 0 not checked. [2024-12-02 15:16:36,052 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 15:16:36,304 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 45 proven. 39 refuted. 0 times theorem prover too weak. 1540 trivial. 0 not checked. [2024-12-02 15:16:36,304 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 15:16:36,304 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1803383178] [2024-12-02 15:16:36,305 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1803383178] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-02 15:16:36,305 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-12-02 15:16:36,305 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 8 [2024-12-02 15:16:36,305 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [56714255] [2024-12-02 15:16:36,305 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-12-02 15:16:36,307 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-12-02 15:16:36,307 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 15:16:36,308 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-12-02 15:16:36,308 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2024-12-02 15:16:36,308 INFO L87 Difference]: Start difference. First operand 77 states and 117 transitions. Second operand has 8 states, 8 states have (on average 6.0) internal successors, (48), 8 states have internal predecessors, (48), 2 states have call successors, (42), 2 states have call predecessors, (42), 4 states have return successors, (43), 2 states have call predecessors, (43), 2 states have call successors, (43) [2024-12-02 15:16:36,738 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 15:16:36,739 INFO L93 Difference]: Finished difference Result 157 states and 234 transitions. [2024-12-02 15:16:36,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-12-02 15:16:36,739 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.0) internal successors, (48), 8 states have internal predecessors, (48), 2 states have call successors, (42), 2 states have call predecessors, (42), 4 states have return successors, (43), 2 states have call predecessors, (43), 2 states have call successors, (43) Word has length 181 [2024-12-02 15:16:36,740 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 15:16:36,742 INFO L225 Difference]: With dead ends: 157 [2024-12-02 15:16:36,742 INFO L226 Difference]: Without dead ends: 83 [2024-12-02 15:16:36,743 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 368 GetRequests, 354 SyntacticMatches, 1 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=77, Invalid=133, Unknown=0, NotChecked=0, Total=210 [2024-12-02 15:16:36,744 INFO L435 NwaCegarLoop]: 72 mSDtfsCounter, 95 mSDsluCounter, 83 mSDsCounter, 0 mSdLazyCounter, 171 mSolverCounterSat, 99 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 97 SdHoareTripleChecker+Valid, 155 SdHoareTripleChecker+Invalid, 270 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 99 IncrementalHoareTripleChecker+Valid, 171 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-12-02 15:16:36,744 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [97 Valid, 155 Invalid, 270 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [99 Valid, 171 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-12-02 15:16:36,745 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2024-12-02 15:16:36,761 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 79. [2024-12-02 15:16:36,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 79 states, 47 states have (on average 1.1702127659574468) internal successors, (55), 47 states have internal predecessors, (55), 29 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2024-12-02 15:16:36,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 113 transitions. [2024-12-02 15:16:36,764 INFO L78 Accepts]: Start accepts. Automaton has 79 states and 113 transitions. Word has length 181 [2024-12-02 15:16:36,764 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 15:16:36,765 INFO L471 AbstractCegarLoop]: Abstraction has 79 states and 113 transitions. [2024-12-02 15:16:36,765 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.0) internal successors, (48), 8 states have internal predecessors, (48), 2 states have call successors, (42), 2 states have call predecessors, (42), 4 states have return successors, (43), 2 states have call predecessors, (43), 2 states have call successors, (43) [2024-12-02 15:16:36,765 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 113 transitions. [2024-12-02 15:16:36,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2024-12-02 15:16:36,768 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 15:16:36,768 INFO L218 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 15:16:36,774 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f128c01-def7-4a9a-8a99-14d15f99a6cb/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 15:16:36,969 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f128c01-def7-4a9a-8a99-14d15f99a6cb/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 15:16:36,969 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 15:16:36,969 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 15:16:36,970 INFO L85 PathProgramCache]: Analyzing trace with hash -142303978, now seen corresponding path program 1 times [2024-12-02 15:16:36,970 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 15:16:36,970 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1415269345] [2024-12-02 15:16:36,971 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:16:36,971 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 [2024-12-02 15:16:36,971 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f128c01-def7-4a9a-8a99-14d15f99a6cb/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 15:16:36,972 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f128c01-def7-4a9a-8a99-14d15f99a6cb/bin/uautomizer-verify-84ZbGMXZE1/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) [2024-12-02 15:16:36,973 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f128c01-def7-4a9a-8a99-14d15f99a6cb/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 15:16:37,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 15:16:37,152 INFO L256 TraceCheckSpWp]: Trace formula consists of 297 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-02 15:16:37,156 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 15:16:37,546 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2024-12-02 15:16:37,547 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 15:16:37,547 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 15:16:37,547 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1415269345] [2024-12-02 15:16:37,547 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1415269345] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 15:16:37,547 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 15:16:37,547 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-12-02 15:16:37,547 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1732533444] [2024-12-02 15:16:37,547 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 15:16:37,548 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 15:16:37,548 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 15:16:37,549 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 15:16:37,549 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-12-02 15:16:37,549 INFO L87 Difference]: Start difference. First operand 79 states and 113 transitions. Second operand has 5 states, 5 states have (on average 7.8) internal successors, (39), 4 states have internal predecessors, (39), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2024-12-02 15:16:37,849 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 15:16:37,849 INFO L93 Difference]: Finished difference Result 215 states and 313 transitions. [2024-12-02 15:16:37,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 15:16:37,850 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.8) internal successors, (39), 4 states have internal predecessors, (39), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) Word has length 181 [2024-12-02 15:16:37,851 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 15:16:37,852 INFO L225 Difference]: With dead ends: 215 [2024-12-02 15:16:37,852 INFO L226 Difference]: Without dead ends: 139 [2024-12-02 15:16:37,853 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 181 GetRequests, 177 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2024-12-02 15:16:37,854 INFO L435 NwaCegarLoop]: 188 mSDtfsCounter, 106 mSDsluCounter, 216 mSDsCounter, 0 mSdLazyCounter, 76 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 106 SdHoareTripleChecker+Valid, 404 SdHoareTripleChecker+Invalid, 76 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 76 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-12-02 15:16:37,854 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [106 Valid, 404 Invalid, 76 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 76 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-12-02 15:16:37,855 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 139 states. [2024-12-02 15:16:37,879 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 139 to 79. [2024-12-02 15:16:37,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 79 states, 47 states have (on average 1.148936170212766) internal successors, (54), 47 states have internal predecessors, (54), 29 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2024-12-02 15:16:37,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 112 transitions. [2024-12-02 15:16:37,881 INFO L78 Accepts]: Start accepts. Automaton has 79 states and 112 transitions. Word has length 181 [2024-12-02 15:16:37,881 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 15:16:37,881 INFO L471 AbstractCegarLoop]: Abstraction has 79 states and 112 transitions. [2024-12-02 15:16:37,882 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.8) internal successors, (39), 4 states have internal predecessors, (39), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2024-12-02 15:16:37,882 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 112 transitions. [2024-12-02 15:16:37,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2024-12-02 15:16:37,884 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 15:16:37,885 INFO L218 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 15:16:37,890 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f128c01-def7-4a9a-8a99-14d15f99a6cb/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0 [2024-12-02 15:16:38,085 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f128c01-def7-4a9a-8a99-14d15f99a6cb/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 15:16:38,085 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 15:16:38,086 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 15:16:38,086 INFO L85 PathProgramCache]: Analyzing trace with hash 1011649305, now seen corresponding path program 1 times [2024-12-02 15:16:38,086 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 15:16:38,087 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [758650064] [2024-12-02 15:16:38,087 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:16:38,087 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 [2024-12-02 15:16:38,087 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f128c01-def7-4a9a-8a99-14d15f99a6cb/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 15:16:38,088 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f128c01-def7-4a9a-8a99-14d15f99a6cb/bin/uautomizer-verify-84ZbGMXZE1/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) [2024-12-02 15:16:38,089 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f128c01-def7-4a9a-8a99-14d15f99a6cb/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 15:16:38,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 15:16:38,236 INFO L256 TraceCheckSpWp]: Trace formula consists of 298 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-02 15:16:38,240 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 15:16:39,031 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2024-12-02 15:16:39,031 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 15:16:39,032 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 15:16:39,032 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [758650064] [2024-12-02 15:16:39,032 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [758650064] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 15:16:39,032 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 15:16:39,032 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-12-02 15:16:39,032 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [888144621] [2024-12-02 15:16:39,032 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 15:16:39,032 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 15:16:39,033 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 15:16:39,033 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 15:16:39,033 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-12-02 15:16:39,033 INFO L87 Difference]: Start difference. First operand 79 states and 112 transitions. Second operand has 5 states, 5 states have (on average 8.0) internal successors, (40), 4 states have internal predecessors, (40), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2024-12-02 15:16:39,324 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 15:16:39,324 INFO L93 Difference]: Finished difference Result 238 states and 337 transitions. [2024-12-02 15:16:39,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 15:16:39,325 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.0) internal successors, (40), 4 states have internal predecessors, (40), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) Word has length 182 [2024-12-02 15:16:39,326 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 15:16:39,327 INFO L225 Difference]: With dead ends: 238 [2024-12-02 15:16:39,328 INFO L226 Difference]: Without dead ends: 162 [2024-12-02 15:16:39,328 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 183 GetRequests, 178 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2024-12-02 15:16:39,329 INFO L435 NwaCegarLoop]: 106 mSDtfsCounter, 62 mSDsluCounter, 239 mSDsCounter, 0 mSdLazyCounter, 95 mSolverCounterSat, 59 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 62 SdHoareTripleChecker+Valid, 345 SdHoareTripleChecker+Invalid, 154 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 59 IncrementalHoareTripleChecker+Valid, 95 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-12-02 15:16:39,329 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [62 Valid, 345 Invalid, 154 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [59 Valid, 95 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-12-02 15:16:39,330 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 162 states. [2024-12-02 15:16:39,363 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 162 to 153. [2024-12-02 15:16:39,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 153 states, 90 states have (on average 1.1444444444444444) internal successors, (103), 90 states have internal predecessors, (103), 58 states have call successors, (58), 4 states have call predecessors, (58), 4 states have return successors, (58), 58 states have call predecessors, (58), 58 states have call successors, (58) [2024-12-02 15:16:39,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 153 states and 219 transitions. [2024-12-02 15:16:39,366 INFO L78 Accepts]: Start accepts. Automaton has 153 states and 219 transitions. Word has length 182 [2024-12-02 15:16:39,367 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 15:16:39,367 INFO L471 AbstractCegarLoop]: Abstraction has 153 states and 219 transitions. [2024-12-02 15:16:39,367 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.0) internal successors, (40), 4 states have internal predecessors, (40), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2024-12-02 15:16:39,367 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 219 transitions. [2024-12-02 15:16:39,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2024-12-02 15:16:39,369 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 15:16:39,370 INFO L218 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 15:16:39,374 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f128c01-def7-4a9a-8a99-14d15f99a6cb/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2024-12-02 15:16:39,570 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f128c01-def7-4a9a-8a99-14d15f99a6cb/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 15:16:39,570 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 15:16:39,571 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 15:16:39,571 INFO L85 PathProgramCache]: Analyzing trace with hash 1351706261, now seen corresponding path program 1 times [2024-12-02 15:16:39,571 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 15:16:39,571 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [552035983] [2024-12-02 15:16:39,571 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:16:39,571 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 [2024-12-02 15:16:39,572 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f128c01-def7-4a9a-8a99-14d15f99a6cb/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 15:16:39,573 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f128c01-def7-4a9a-8a99-14d15f99a6cb/bin/uautomizer-verify-84ZbGMXZE1/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) [2024-12-02 15:16:39,574 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f128c01-def7-4a9a-8a99-14d15f99a6cb/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 15:16:39,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 15:16:40,000 INFO L256 TraceCheckSpWp]: Trace formula consists of 300 conjuncts, 33 conjuncts are in the unsatisfiable core [2024-12-02 15:16:40,006 INFO L279 TraceCheckSpWp]: Computing forward predicates...