./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-cn_file-40.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_af7ba089-3ea7-4837-9098-2ab4d8c6d21a/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af7ba089-3ea7-4837-9098-2ab4d8c6d21a/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_af7ba089-3ea7-4837-9098-2ab4d8c6d21a/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af7ba089-3ea7-4837-9098-2ab4d8c6d21a/bin/uautomizer-verify-84ZbGMXZE1/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-cn_file-40.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af7ba089-3ea7-4837-9098-2ab4d8c6d21a/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_af7ba089-3ea7-4837-9098-2ab4d8c6d21a/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 c582d19db83cd7211158e81ede71093cb65293c4fbd970a89ad34dd4e53252c2 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-02 13:50:05,099 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-02 13:50:05,157 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af7ba089-3ea7-4837-9098-2ab4d8c6d21a/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-12-02 13:50:05,162 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-02 13:50:05,162 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-12-02 13:50:05,185 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-02 13:50:05,186 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-12-02 13:50:05,186 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-12-02 13:50:05,186 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-12-02 13:50:05,186 INFO L153 SettingsManager]: * Use memory slicer=true [2024-12-02 13:50:05,186 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-02 13:50:05,186 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-12-02 13:50:05,187 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-02 13:50:05,187 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-02 13:50:05,187 INFO L153 SettingsManager]: * Use SBE=true [2024-12-02 13:50:05,187 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-02 13:50:05,187 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-02 13:50:05,187 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-02 13:50:05,187 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-02 13:50:05,187 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-02 13:50:05,187 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-02 13:50:05,187 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-02 13:50:05,188 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-02 13:50:05,188 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-02 13:50:05,188 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-02 13:50:05,188 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-02 13:50:05,188 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-02 13:50:05,188 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-02 13:50:05,188 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-12-02 13:50:05,188 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 13:50:05,188 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 13:50:05,188 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 13:50:05,188 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 13:50:05,188 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-02 13:50:05,189 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 13:50:05,189 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 13:50:05,189 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 13:50:05,189 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 13:50:05,189 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-02 13:50:05,189 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-02 13:50:05,189 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-12-02 13:50:05,189 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-02 13:50:05,189 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-12-02 13:50:05,189 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-02 13:50:05,189 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-12-02 13:50:05,190 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-12-02 13:50:05,190 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-12-02 13:50:05,190 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-12-02 13:50:05,190 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_af7ba089-3ea7-4837-9098-2ab4d8c6d21a/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 -> c582d19db83cd7211158e81ede71093cb65293c4fbd970a89ad34dd4e53252c2 [2024-12-02 13:50:05,433 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-02 13:50:05,441 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-02 13:50:05,443 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-02 13:50:05,444 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-02 13:50:05,445 INFO L274 PluginConnector]: CDTParser initialized [2024-12-02 13:50:05,446 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af7ba089-3ea7-4837-9098-2ab4d8c6d21a/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-cn_file-40.i [2024-12-02 13:50:08,072 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af7ba089-3ea7-4837-9098-2ab4d8c6d21a/bin/uautomizer-verify-84ZbGMXZE1/data/bacf2076c/3777a6a4c6b24b5282052720b3552b07/FLAG7253d08bd [2024-12-02 13:50:08,283 INFO L384 CDTParser]: Found 1 translation units. [2024-12-02 13:50:08,284 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af7ba089-3ea7-4837-9098-2ab4d8c6d21a/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-cn_file-40.i [2024-12-02 13:50:08,293 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af7ba089-3ea7-4837-9098-2ab4d8c6d21a/bin/uautomizer-verify-84ZbGMXZE1/data/bacf2076c/3777a6a4c6b24b5282052720b3552b07/FLAG7253d08bd [2024-12-02 13:50:08,307 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af7ba089-3ea7-4837-9098-2ab4d8c6d21a/bin/uautomizer-verify-84ZbGMXZE1/data/bacf2076c/3777a6a4c6b24b5282052720b3552b07 [2024-12-02 13:50:08,310 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-02 13:50:08,311 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-02 13:50:08,312 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-02 13:50:08,312 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-02 13:50:08,317 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-02 13:50:08,317 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:50:08" (1/1) ... [2024-12-02 13:50:08,318 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c3a14e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:50:08, skipping insertion in model container [2024-12-02 13:50:08,318 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:50:08" (1/1) ... [2024-12-02 13:50:08,337 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-02 13:50:08,452 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_af7ba089-3ea7-4837-9098-2ab4d8c6d21a/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-cn_file-40.i[919,932] [2024-12-02 13:50:08,517 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 13:50:08,527 INFO L200 MainTranslator]: Completed pre-run [2024-12-02 13:50:08,535 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_af7ba089-3ea7-4837-9098-2ab4d8c6d21a/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-cn_file-40.i[919,932] [2024-12-02 13:50:08,563 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 13:50:08,580 INFO L204 MainTranslator]: Completed translation [2024-12-02 13:50:08,580 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:50:08 WrapperNode [2024-12-02 13:50:08,580 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-02 13:50:08,581 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-02 13:50:08,581 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-02 13:50:08,581 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-02 13:50:08,588 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:50:08" (1/1) ... [2024-12-02 13:50:08,595 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:50:08" (1/1) ... [2024-12-02 13:50:08,626 INFO L138 Inliner]: procedures = 26, calls = 39, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 198 [2024-12-02 13:50:08,627 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-02 13:50:08,627 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-02 13:50:08,627 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-02 13:50:08,627 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-02 13:50:08,636 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:50:08" (1/1) ... [2024-12-02 13:50:08,636 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:50:08" (1/1) ... [2024-12-02 13:50:08,640 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:50:08" (1/1) ... [2024-12-02 13:50:08,658 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 13:50:08,658 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:50:08" (1/1) ... [2024-12-02 13:50:08,658 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:50:08" (1/1) ... [2024-12-02 13:50:08,668 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:50:08" (1/1) ... [2024-12-02 13:50:08,670 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:50:08" (1/1) ... [2024-12-02 13:50:08,674 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:50:08" (1/1) ... [2024-12-02 13:50:08,677 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:50:08" (1/1) ... [2024-12-02 13:50:08,679 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:50:08" (1/1) ... [2024-12-02 13:50:08,685 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-02 13:50:08,686 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-02 13:50:08,686 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-02 13:50:08,686 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-02 13:50:08,687 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:50:08" (1/1) ... [2024-12-02 13:50:08,690 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 13:50:08,700 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af7ba089-3ea7-4837-9098-2ab4d8c6d21a/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 13:50:08,711 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af7ba089-3ea7-4837-9098-2ab4d8c6d21a/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-12-02 13:50:08,713 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af7ba089-3ea7-4837-9098-2ab4d8c6d21a/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-12-02 13:50:08,737 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-02 13:50:08,737 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-02 13:50:08,737 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-02 13:50:08,737 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-12-02 13:50:08,737 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-02 13:50:08,737 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-02 13:50:08,814 INFO L234 CfgBuilder]: Building ICFG [2024-12-02 13:50:08,816 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-02 13:50:09,151 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live. [2024-12-02 13:50:09,151 INFO L283 CfgBuilder]: Performing block encoding [2024-12-02 13:50:09,161 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-02 13:50:09,161 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-02 13:50:09,162 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:50:09 BoogieIcfgContainer [2024-12-02 13:50:09,162 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-02 13:50:09,163 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-12-02 13:50:09,163 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-12-02 13:50:09,167 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-12-02 13:50:09,167 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 01:50:08" (1/3) ... [2024-12-02 13:50:09,167 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c231bde and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 01:50:09, skipping insertion in model container [2024-12-02 13:50:09,167 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:50:08" (2/3) ... [2024-12-02 13:50:09,168 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c231bde and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 01:50:09, skipping insertion in model container [2024-12-02 13:50:09,168 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:50:09" (3/3) ... [2024-12-02 13:50:09,169 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-cn_file-40.i [2024-12-02 13:50:09,183 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-12-02 13:50:09,185 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodestructure_filler-pr-cn_file-40.i that has 2 procedures, 88 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-12-02 13:50:09,240 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-12-02 13:50:09,251 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;@20678b6f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-02 13:50:09,252 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-12-02 13:50:09,255 INFO L276 IsEmpty]: Start isEmpty. Operand has 88 states, 59 states have (on average 1.423728813559322) internal successors, (84), 60 states have internal predecessors, (84), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2024-12-02 13:50:09,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2024-12-02 13:50:09,267 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 13:50:09,268 INFO L218 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 13:50:09,268 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 13:50:09,272 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 13:50:09,273 INFO L85 PathProgramCache]: Analyzing trace with hash -1242773605, now seen corresponding path program 1 times [2024-12-02 13:50:09,278 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 13:50:09,279 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [754177714] [2024-12-02 13:50:09,279 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:50:09,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 13:50:09,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 13:50:09,565 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 1250 trivial. 0 not checked. [2024-12-02 13:50:09,566 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 13:50:09,566 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [754177714] [2024-12-02 13:50:09,566 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [754177714] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 13:50:09,566 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1286790706] [2024-12-02 13:50:09,567 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:50:09,567 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 13:50:09,567 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af7ba089-3ea7-4837-9098-2ab4d8c6d21a/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 13:50:09,570 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af7ba089-3ea7-4837-9098-2ab4d8c6d21a/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 13:50:09,572 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af7ba089-3ea7-4837-9098-2ab4d8c6d21a/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-12-02 13:50:09,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 13:50:09,739 INFO L256 TraceCheckSpWp]: Trace formula consists of 429 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-02 13:50:09,747 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 13:50:09,772 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 1250 trivial. 0 not checked. [2024-12-02 13:50:09,772 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 13:50:09,773 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1286790706] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 13:50:09,773 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 13:50:09,773 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-12-02 13:50:09,775 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [54605842] [2024-12-02 13:50:09,776 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 13:50:09,779 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-12-02 13:50:09,779 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 13:50:09,793 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-12-02 13:50:09,793 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-02 13:50:09,795 INFO L87 Difference]: Start difference. First operand has 88 states, 59 states have (on average 1.423728813559322) internal successors, (84), 60 states have internal predecessors, (84), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) Second operand has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 2 states have call successors, (26) [2024-12-02 13:50:09,817 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 13:50:09,818 INFO L93 Difference]: Finished difference Result 169 states and 292 transitions. [2024-12-02 13:50:09,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-02 13:50:09,819 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 2 states have call successors, (26) Word has length 175 [2024-12-02 13:50:09,819 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 13:50:09,825 INFO L225 Difference]: With dead ends: 169 [2024-12-02 13:50:09,825 INFO L226 Difference]: Without dead ends: 84 [2024-12-02 13:50:09,828 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 176 GetRequests, 176 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 13:50:09,830 INFO L435 NwaCegarLoop]: 128 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 128 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-12-02 13:50:09,830 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 128 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 13:50:09,840 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84 states. [2024-12-02 13:50:09,859 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84 to 84. [2024-12-02 13:50:09,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 84 states, 56 states have (on average 1.3571428571428572) internal successors, (76), 56 states have internal predecessors, (76), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2024-12-02 13:50:09,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 128 transitions. [2024-12-02 13:50:09,866 INFO L78 Accepts]: Start accepts. Automaton has 84 states and 128 transitions. Word has length 175 [2024-12-02 13:50:09,866 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 13:50:09,867 INFO L471 AbstractCegarLoop]: Abstraction has 84 states and 128 transitions. [2024-12-02 13:50:09,867 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 2 states have call successors, (26) [2024-12-02 13:50:09,867 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 128 transitions. [2024-12-02 13:50:09,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2024-12-02 13:50:09,870 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 13:50:09,870 INFO L218 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 13:50:09,877 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af7ba089-3ea7-4837-9098-2ab4d8c6d21a/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-12-02 13:50:10,071 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af7ba089-3ea7-4837-9098-2ab4d8c6d21a/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-12-02 13:50:10,071 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 13:50:10,072 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 13:50:10,072 INFO L85 PathProgramCache]: Analyzing trace with hash 1677350221, now seen corresponding path program 1 times [2024-12-02 13:50:10,072 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 13:50:10,072 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [845912493] [2024-12-02 13:50:10,072 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:50:10,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 13:50:10,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 13:50:10,558 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 9 proven. 66 refuted. 0 times theorem prover too weak. 1225 trivial. 0 not checked. [2024-12-02 13:50:10,558 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 13:50:10,558 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [845912493] [2024-12-02 13:50:10,558 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [845912493] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 13:50:10,558 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1931069375] [2024-12-02 13:50:10,559 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:50:10,559 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 13:50:10,559 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af7ba089-3ea7-4837-9098-2ab4d8c6d21a/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 13:50:10,561 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af7ba089-3ea7-4837-9098-2ab4d8c6d21a/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 13:50:10,563 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af7ba089-3ea7-4837-9098-2ab4d8c6d21a/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-12-02 13:50:10,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 13:50:10,708 INFO L256 TraceCheckSpWp]: Trace formula consists of 432 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-02 13:50:10,713 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 13:50:10,756 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2024-12-02 13:50:10,756 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 13:50:10,756 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1931069375] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 13:50:10,756 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 13:50:10,756 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 7 [2024-12-02 13:50:10,756 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1561293113] [2024-12-02 13:50:10,756 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 13:50:10,757 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 13:50:10,757 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 13:50:10,758 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 13:50:10,758 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-12-02 13:50:10,758 INFO L87 Difference]: Start difference. First operand 84 states and 128 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, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2024-12-02 13:50:10,786 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 13:50:10,786 INFO L93 Difference]: Finished difference Result 165 states and 253 transitions. [2024-12-02 13:50:10,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 13:50:10,787 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, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 176 [2024-12-02 13:50:10,788 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 13:50:10,789 INFO L225 Difference]: With dead ends: 165 [2024-12-02 13:50:10,789 INFO L226 Difference]: Without dead ends: 84 [2024-12-02 13:50:10,790 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 182 GetRequests, 177 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-12-02 13:50:10,790 INFO L435 NwaCegarLoop]: 126 mSDtfsCounter, 0 mSDsluCounter, 122 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 248 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-12-02 13:50:10,791 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 248 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 13:50:10,791 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84 states. [2024-12-02 13:50:10,799 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84 to 84. [2024-12-02 13:50:10,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 84 states, 56 states have (on average 1.3392857142857142) internal successors, (75), 56 states have internal predecessors, (75), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2024-12-02 13:50:10,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 127 transitions. [2024-12-02 13:50:10,801 INFO L78 Accepts]: Start accepts. Automaton has 84 states and 127 transitions. Word has length 176 [2024-12-02 13:50:10,803 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 13:50:10,803 INFO L471 AbstractCegarLoop]: Abstraction has 84 states and 127 transitions. [2024-12-02 13:50:10,803 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, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2024-12-02 13:50:10,803 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 127 transitions. [2024-12-02 13:50:10,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2024-12-02 13:50:10,806 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 13:50:10,806 INFO L218 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 13:50:10,815 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af7ba089-3ea7-4837-9098-2ab4d8c6d21a/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-12-02 13:50:11,007 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af7ba089-3ea7-4837-9098-2ab4d8c6d21a/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 13:50:11,007 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 13:50:11,008 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 13:50:11,008 INFO L85 PathProgramCache]: Analyzing trace with hash 1090544207, now seen corresponding path program 1 times [2024-12-02 13:50:11,008 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 13:50:11,008 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [13304289] [2024-12-02 13:50:11,008 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:50:11,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 13:50:11,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 13:50:11,438 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 9 proven. 66 refuted. 0 times theorem prover too weak. 1225 trivial. 0 not checked. [2024-12-02 13:50:11,438 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 13:50:11,438 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [13304289] [2024-12-02 13:50:11,438 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [13304289] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 13:50:11,438 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1777625214] [2024-12-02 13:50:11,438 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:50:11,438 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 13:50:11,439 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af7ba089-3ea7-4837-9098-2ab4d8c6d21a/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 13:50:11,440 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af7ba089-3ea7-4837-9098-2ab4d8c6d21a/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 13:50:11,442 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af7ba089-3ea7-4837-9098-2ab4d8c6d21a/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-12-02 13:50:11,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 13:50:11,589 INFO L256 TraceCheckSpWp]: Trace formula consists of 430 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-02 13:50:11,596 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 13:50:11,919 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2024-12-02 13:50:11,919 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 13:50:11,919 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1777625214] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 13:50:11,919 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 13:50:11,919 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 8 [2024-12-02 13:50:11,919 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [694635703] [2024-12-02 13:50:11,920 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 13:50:11,920 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-02 13:50:11,920 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 13:50:11,921 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-02 13:50:11,921 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2024-12-02 13:50:11,921 INFO L87 Difference]: Start difference. First operand 84 states and 127 transitions. Second operand has 4 states, 4 states have (on average 12.25) internal successors, (49), 3 states have internal predecessors, (49), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2024-12-02 13:50:12,107 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 13:50:12,107 INFO L93 Difference]: Finished difference Result 327 states and 499 transitions. [2024-12-02 13:50:12,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-02 13:50:12,108 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.25) internal successors, (49), 3 states have internal predecessors, (49), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 176 [2024-12-02 13:50:12,109 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 13:50:12,111 INFO L225 Difference]: With dead ends: 327 [2024-12-02 13:50:12,111 INFO L226 Difference]: Without dead ends: 246 [2024-12-02 13:50:12,112 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 182 GetRequests, 176 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2024-12-02 13:50:12,113 INFO L435 NwaCegarLoop]: 234 mSDtfsCounter, 170 mSDsluCounter, 185 mSDsCounter, 0 mSdLazyCounter, 68 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 170 SdHoareTripleChecker+Valid, 419 SdHoareTripleChecker+Invalid, 70 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 68 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-12-02 13:50:12,114 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [170 Valid, 419 Invalid, 70 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 68 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-12-02 13:50:12,115 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 246 states. [2024-12-02 13:50:12,155 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 246 to 242. [2024-12-02 13:50:12,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 242 states, 160 states have (on average 1.3375) internal successors, (214), 160 states have internal predecessors, (214), 78 states have call successors, (78), 3 states have call predecessors, (78), 3 states have return successors, (78), 78 states have call predecessors, (78), 78 states have call successors, (78) [2024-12-02 13:50:12,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 242 states and 370 transitions. [2024-12-02 13:50:12,160 INFO L78 Accepts]: Start accepts. Automaton has 242 states and 370 transitions. Word has length 176 [2024-12-02 13:50:12,161 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 13:50:12,161 INFO L471 AbstractCegarLoop]: Abstraction has 242 states and 370 transitions. [2024-12-02 13:50:12,161 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.25) internal successors, (49), 3 states have internal predecessors, (49), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2024-12-02 13:50:12,161 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 370 transitions. [2024-12-02 13:50:12,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2024-12-02 13:50:12,165 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 13:50:12,165 INFO L218 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 13:50:12,174 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af7ba089-3ea7-4837-9098-2ab4d8c6d21a/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-12-02 13:50:12,365 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af7ba089-3ea7-4837-9098-2ab4d8c6d21a/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 13:50:12,366 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 13:50:12,366 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 13:50:12,366 INFO L85 PathProgramCache]: Analyzing trace with hash 1152583821, now seen corresponding path program 1 times [2024-12-02 13:50:12,366 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 13:50:12,366 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1498441131] [2024-12-02 13:50:12,366 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:50:12,367 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 13:50:12,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 13:50:12,505 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2024-12-02 13:50:12,505 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 13:50:12,505 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1498441131] [2024-12-02 13:50:12,505 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1498441131] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 13:50:12,505 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 13:50:12,506 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 13:50:12,506 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [664477489] [2024-12-02 13:50:12,506 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 13:50:12,506 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 13:50:12,507 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 13:50:12,507 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 13:50:12,507 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 13:50:12,508 INFO L87 Difference]: Start difference. First operand 242 states and 370 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, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2024-12-02 13:50:12,562 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 13:50:12,563 INFO L93 Difference]: Finished difference Result 605 states and 917 transitions. [2024-12-02 13:50:12,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 13:50:12,563 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, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 176 [2024-12-02 13:50:12,564 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 13:50:12,568 INFO L225 Difference]: With dead ends: 605 [2024-12-02 13:50:12,568 INFO L226 Difference]: Without dead ends: 366 [2024-12-02 13:50:12,569 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 13:50:12,570 INFO L435 NwaCegarLoop]: 135 mSDtfsCounter, 87 mSDsluCounter, 116 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 87 SdHoareTripleChecker+Valid, 251 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-12-02 13:50:12,570 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [87 Valid, 251 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 13:50:12,572 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 366 states. [2024-12-02 13:50:12,614 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 366 to 362. [2024-12-02 13:50:12,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 362 states, 245 states have (on average 1.310204081632653) internal successors, (321), 247 states have internal predecessors, (321), 110 states have call successors, (110), 6 states have call predecessors, (110), 6 states have return successors, (110), 108 states have call predecessors, (110), 110 states have call successors, (110) [2024-12-02 13:50:12,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 362 states and 541 transitions. [2024-12-02 13:50:12,620 INFO L78 Accepts]: Start accepts. Automaton has 362 states and 541 transitions. Word has length 176 [2024-12-02 13:50:12,620 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 13:50:12,621 INFO L471 AbstractCegarLoop]: Abstraction has 362 states and 541 transitions. [2024-12-02 13:50:12,621 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, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2024-12-02 13:50:12,621 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 541 transitions. [2024-12-02 13:50:12,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2024-12-02 13:50:12,623 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 13:50:12,624 INFO L218 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 13:50:12,624 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-12-02 13:50:12,624 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 13:50:12,624 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 13:50:12,625 INFO L85 PathProgramCache]: Analyzing trace with hash -230152687, now seen corresponding path program 1 times [2024-12-02 13:50:12,625 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 13:50:12,625 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1059787040] [2024-12-02 13:50:12,625 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:50:12,625 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 13:50:12,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 13:50:12,778 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2024-12-02 13:50:12,779 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 13:50:12,779 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1059787040] [2024-12-02 13:50:12,779 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1059787040] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 13:50:12,779 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 13:50:12,779 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 13:50:12,779 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1304704641] [2024-12-02 13:50:12,779 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 13:50:12,780 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 13:50:12,780 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 13:50:12,780 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 13:50:12,780 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 13:50:12,781 INFO L87 Difference]: Start difference. First operand 362 states and 541 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, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2024-12-02 13:50:12,818 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 13:50:12,819 INFO L93 Difference]: Finished difference Result 723 states and 1080 transitions. [2024-12-02 13:50:12,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 13:50:12,821 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, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 176 [2024-12-02 13:50:12,822 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 13:50:12,825 INFO L225 Difference]: With dead ends: 723 [2024-12-02 13:50:12,825 INFO L226 Difference]: Without dead ends: 364 [2024-12-02 13:50:12,825 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 13:50:12,826 INFO L435 NwaCegarLoop]: 165 mSDtfsCounter, 69 mSDsluCounter, 117 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 69 SdHoareTripleChecker+Valid, 282 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-12-02 13:50:12,827 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [69 Valid, 282 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 13:50:12,828 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 364 states. [2024-12-02 13:50:12,865 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 364 to 362. [2024-12-02 13:50:12,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 362 states, 245 states have (on average 1.3061224489795917) internal successors, (320), 247 states have internal predecessors, (320), 110 states have call successors, (110), 6 states have call predecessors, (110), 6 states have return successors, (110), 108 states have call predecessors, (110), 110 states have call successors, (110) [2024-12-02 13:50:12,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 362 states and 540 transitions. [2024-12-02 13:50:12,868 INFO L78 Accepts]: Start accepts. Automaton has 362 states and 540 transitions. Word has length 176 [2024-12-02 13:50:12,868 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 13:50:12,868 INFO L471 AbstractCegarLoop]: Abstraction has 362 states and 540 transitions. [2024-12-02 13:50:12,868 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, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2024-12-02 13:50:12,868 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 540 transitions. [2024-12-02 13:50:12,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-12-02 13:50:12,870 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 13:50:12,870 INFO L218 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 13:50:12,870 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-12-02 13:50:12,870 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 13:50:12,871 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 13:50:12,871 INFO L85 PathProgramCache]: Analyzing trace with hash 627584620, now seen corresponding path program 1 times [2024-12-02 13:50:12,871 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 13:50:12,871 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [268451264] [2024-12-02 13:50:12,871 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:50:12,871 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 13:50:12,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 13:50:13,591 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2024-12-02 13:50:13,591 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 13:50:13,591 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [268451264] [2024-12-02 13:50:13,592 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [268451264] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 13:50:13,592 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 13:50:13,592 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 13:50:13,592 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [332938945] [2024-12-02 13:50:13,592 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 13:50:13,592 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 13:50:13,592 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 13:50:13,593 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 13:50:13,593 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-12-02 13:50:13,593 INFO L87 Difference]: Start difference. First operand 362 states and 540 transitions. Second operand has 5 states, 5 states have (on average 10.2) internal successors, (51), 5 states have internal predecessors, (51), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2024-12-02 13:50:13,912 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 13:50:13,912 INFO L93 Difference]: Finished difference Result 1103 states and 1618 transitions. [2024-12-02 13:50:13,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 13:50:13,912 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 5 states have internal predecessors, (51), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 178 [2024-12-02 13:50:13,913 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 13:50:13,916 INFO L225 Difference]: With dead ends: 1103 [2024-12-02 13:50:13,916 INFO L226 Difference]: Without dead ends: 744 [2024-12-02 13:50:13,918 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2024-12-02 13:50:13,918 INFO L435 NwaCegarLoop]: 142 mSDtfsCounter, 90 mSDsluCounter, 339 mSDsCounter, 0 mSdLazyCounter, 82 mSolverCounterSat, 36 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 90 SdHoareTripleChecker+Valid, 481 SdHoareTripleChecker+Invalid, 118 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 36 IncrementalHoareTripleChecker+Valid, 82 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-12-02 13:50:13,919 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [90 Valid, 481 Invalid, 118 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [36 Valid, 82 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-12-02 13:50:13,920 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 744 states. [2024-12-02 13:50:13,988 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 744 to 615. [2024-12-02 13:50:13,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 615 states, 448 states have (on average 1.3258928571428572) internal successors, (594), 455 states have internal predecessors, (594), 155 states have call successors, (155), 11 states have call predecessors, (155), 11 states have return successors, (155), 148 states have call predecessors, (155), 155 states have call successors, (155) [2024-12-02 13:50:13,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 615 states to 615 states and 904 transitions. [2024-12-02 13:50:13,993 INFO L78 Accepts]: Start accepts. Automaton has 615 states and 904 transitions. Word has length 178 [2024-12-02 13:50:13,993 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 13:50:13,993 INFO L471 AbstractCegarLoop]: Abstraction has 615 states and 904 transitions. [2024-12-02 13:50:13,993 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 5 states have internal predecessors, (51), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2024-12-02 13:50:13,993 INFO L276 IsEmpty]: Start isEmpty. Operand 615 states and 904 transitions. [2024-12-02 13:50:13,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-12-02 13:50:13,995 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 13:50:13,995 INFO L218 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 13:50:13,995 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-12-02 13:50:13,995 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 13:50:13,995 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 13:50:13,995 INFO L85 PathProgramCache]: Analyzing trace with hash 684842922, now seen corresponding path program 1 times [2024-12-02 13:50:13,995 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 13:50:13,996 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1420014035] [2024-12-02 13:50:13,996 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:50:13,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 13:50:14,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 13:50:14,259 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 24 proven. 51 refuted. 0 times theorem prover too weak. 1225 trivial. 0 not checked. [2024-12-02 13:50:14,259 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 13:50:14,259 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1420014035] [2024-12-02 13:50:14,259 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1420014035] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 13:50:14,259 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1086997870] [2024-12-02 13:50:14,260 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:50:14,260 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 13:50:14,260 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af7ba089-3ea7-4837-9098-2ab4d8c6d21a/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 13:50:14,261 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af7ba089-3ea7-4837-9098-2ab4d8c6d21a/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 13:50:14,263 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af7ba089-3ea7-4837-9098-2ab4d8c6d21a/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-12-02 13:50:14,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 13:50:14,401 INFO L256 TraceCheckSpWp]: Trace formula consists of 433 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-12-02 13:50:14,404 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 13:50:14,656 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 585 proven. 51 refuted. 0 times theorem prover too weak. 664 trivial. 0 not checked. [2024-12-02 13:50:14,656 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 13:50:14,923 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 24 proven. 51 refuted. 0 times theorem prover too weak. 1225 trivial. 0 not checked. [2024-12-02 13:50:14,923 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1086997870] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-02 13:50:14,923 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-02 13:50:14,923 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 7 [2024-12-02 13:50:14,923 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1386245483] [2024-12-02 13:50:14,923 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-02 13:50:14,924 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-12-02 13:50:14,924 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 13:50:14,925 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-12-02 13:50:14,925 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-12-02 13:50:14,925 INFO L87 Difference]: Start difference. First operand 615 states and 904 transitions. Second operand has 7 states, 7 states have (on average 8.571428571428571) internal successors, (60), 7 states have internal predecessors, (60), 2 states have call successors, (43), 2 states have call predecessors, (43), 4 states have return successors, (44), 2 states have call predecessors, (44), 2 states have call successors, (44) [2024-12-02 13:50:15,164 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 13:50:15,164 INFO L93 Difference]: Finished difference Result 1075 states and 1539 transitions. [2024-12-02 13:50:15,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-12-02 13:50:15,165 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.571428571428571) internal successors, (60), 7 states have internal predecessors, (60), 2 states have call successors, (43), 2 states have call predecessors, (43), 4 states have return successors, (44), 2 states have call predecessors, (44), 2 states have call successors, (44) Word has length 178 [2024-12-02 13:50:15,165 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 13:50:15,168 INFO L225 Difference]: With dead ends: 1075 [2024-12-02 13:50:15,168 INFO L226 Difference]: Without dead ends: 463 [2024-12-02 13:50:15,170 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 363 GetRequests, 353 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2024-12-02 13:50:15,170 INFO L435 NwaCegarLoop]: 90 mSDtfsCounter, 51 mSDsluCounter, 127 mSDsCounter, 0 mSdLazyCounter, 150 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 58 SdHoareTripleChecker+Valid, 217 SdHoareTripleChecker+Invalid, 159 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 150 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-12-02 13:50:15,171 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [58 Valid, 217 Invalid, 159 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 150 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-12-02 13:50:15,172 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 463 states. [2024-12-02 13:50:15,217 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 463 to 422. [2024-12-02 13:50:15,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 422 states, 288 states have (on average 1.2291666666666667) internal successors, (354), 291 states have internal predecessors, (354), 117 states have call successors, (117), 16 states have call predecessors, (117), 16 states have return successors, (117), 114 states have call predecessors, (117), 117 states have call successors, (117) [2024-12-02 13:50:15,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 422 states and 588 transitions. [2024-12-02 13:50:15,221 INFO L78 Accepts]: Start accepts. Automaton has 422 states and 588 transitions. Word has length 178 [2024-12-02 13:50:15,221 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 13:50:15,221 INFO L471 AbstractCegarLoop]: Abstraction has 422 states and 588 transitions. [2024-12-02 13:50:15,221 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.571428571428571) internal successors, (60), 7 states have internal predecessors, (60), 2 states have call successors, (43), 2 states have call predecessors, (43), 4 states have return successors, (44), 2 states have call predecessors, (44), 2 states have call successors, (44) [2024-12-02 13:50:15,221 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 588 transitions. [2024-12-02 13:50:15,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-12-02 13:50:15,223 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 13:50:15,223 INFO L218 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 13:50:15,229 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af7ba089-3ea7-4837-9098-2ab4d8c6d21a/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2024-12-02 13:50:15,423 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af7ba089-3ea7-4837-9098-2ab4d8c6d21a/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2024-12-02 13:50:15,423 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 13:50:15,424 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 13:50:15,424 INFO L85 PathProgramCache]: Analyzing trace with hash -1309301784, now seen corresponding path program 1 times [2024-12-02 13:50:15,424 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 13:50:15,424 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1332183188] [2024-12-02 13:50:15,424 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:50:15,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 13:50:15,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-02 13:50:15,506 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1466802219] [2024-12-02 13:50:15,507 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:50:15,507 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 13:50:15,507 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af7ba089-3ea7-4837-9098-2ab4d8c6d21a/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 13:50:15,508 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af7ba089-3ea7-4837-9098-2ab4d8c6d21a/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 13:50:15,510 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af7ba089-3ea7-4837-9098-2ab4d8c6d21a/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-12-02 13:50:15,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-02 13:50:15,737 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-02 13:50:15,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-02 13:50:15,915 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-12-02 13:50:15,915 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-12-02 13:50:15,916 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-12-02 13:50:15,924 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af7ba089-3ea7-4837-9098-2ab4d8c6d21a/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2024-12-02 13:50:16,118 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af7ba089-3ea7-4837-9098-2ab4d8c6d21a/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 13:50:16,121 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 13:50:16,224 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-12-02 13:50:16,228 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 01:50:16 BoogieIcfgContainer [2024-12-02 13:50:16,228 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-12-02 13:50:16,228 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-02 13:50:16,228 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-02 13:50:16,229 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-02 13:50:16,229 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:50:09" (3/4) ... [2024-12-02 13:50:16,231 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-02 13:50:16,232 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-02 13:50:16,233 INFO L158 Benchmark]: Toolchain (without parser) took 7922.04ms. Allocated memory was 142.6MB in the beginning and 302.0MB in the end (delta: 159.4MB). Free memory was 117.3MB in the beginning and 103.6MB in the end (delta: 13.7MB). Peak memory consumption was 170.2MB. Max. memory is 16.1GB. [2024-12-02 13:50:16,233 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 142.6MB. Free memory is still 83.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 13:50:16,233 INFO L158 Benchmark]: CACSL2BoogieTranslator took 268.44ms. Allocated memory is still 142.6MB. Free memory was 117.3MB in the beginning and 101.7MB in the end (delta: 15.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-02 13:50:16,234 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.57ms. Allocated memory is still 142.6MB. Free memory was 101.4MB in the beginning and 97.2MB in the end (delta: 4.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 13:50:16,234 INFO L158 Benchmark]: Boogie Preprocessor took 57.60ms. Allocated memory is still 142.6MB. Free memory was 97.2MB in the beginning and 90.3MB in the end (delta: 6.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-02 13:50:16,234 INFO L158 Benchmark]: RCFGBuilder took 476.13ms. Allocated memory is still 142.6MB. Free memory was 90.3MB in the beginning and 62.9MB in the end (delta: 27.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-02 13:50:16,235 INFO L158 Benchmark]: TraceAbstraction took 7064.34ms. Allocated memory was 142.6MB in the beginning and 302.0MB in the end (delta: 159.4MB). Free memory was 62.3MB in the beginning and 103.6MB in the end (delta: -41.3MB). Peak memory consumption was 119.8MB. Max. memory is 16.1GB. [2024-12-02 13:50:16,235 INFO L158 Benchmark]: Witness Printer took 3.88ms. Allocated memory is still 302.0MB. Free memory was 103.6MB in the beginning and 103.6MB in the end (delta: 39.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 13:50:16,236 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 142.6MB. Free memory is still 83.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 268.44ms. Allocated memory is still 142.6MB. Free memory was 117.3MB in the beginning and 101.7MB in the end (delta: 15.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 45.57ms. Allocated memory is still 142.6MB. Free memory was 101.4MB in the beginning and 97.2MB in the end (delta: 4.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 57.60ms. Allocated memory is still 142.6MB. Free memory was 97.2MB in the beginning and 90.3MB in the end (delta: 6.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 476.13ms. Allocated memory is still 142.6MB. Free memory was 90.3MB in the beginning and 62.9MB in the end (delta: 27.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * TraceAbstraction took 7064.34ms. Allocated memory was 142.6MB in the beginning and 302.0MB in the end (delta: 159.4MB). Free memory was 62.3MB in the beginning and 103.6MB in the end (delta: -41.3MB). Peak memory consumption was 119.8MB. Max. memory is 16.1GB. * Witness Printer took 3.88ms. Allocated memory is still 302.0MB. Free memory was 103.6MB in the beginning and 103.6MB in the end (delta: 39.3kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 168, overapproximation of someBinaryFLOATComparisonOperation at line 178, overapproximation of someBinaryFLOATComparisonOperation at line 149, overapproximation of someBinaryFLOATComparisonOperation at line 169, overapproximation of bitwiseOr at line 86, overapproximation of someUnaryDOUBLEoperation at line 35, overapproximation of someUnaryDOUBLEoperation at line 87, overapproximation of someBinaryDOUBLEComparisonOperation at line 178, overapproximation of someBinaryDOUBLEComparisonOperation at line 95, overapproximation of someBinaryDOUBLEComparisonOperation at line 166, overapproximation of someBinaryDOUBLEComparisonOperation at line 87, overapproximation of someBinaryDOUBLEComparisonOperation at line 171. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned short int var_1_1 = 128; [L23] signed short int var_1_4 = -200; [L24] unsigned short int var_1_8 = 5; [L25] unsigned char var_1_9 = 1; [L26] unsigned char var_1_10 = 0; [L27] unsigned char var_1_11 = 0; [L28] unsigned char var_1_12 = 16; [L29] unsigned char var_1_15 = 50; [L30] unsigned short int var_1_16 = 1; [L31] float var_1_17 = 25.4; [L32] float var_1_20 = 1.6; [L33] unsigned short int var_1_21 = 0; [L34] float var_1_24 = 128.5; [L35] double var_1_25 = -0.5; [L36] signed long int var_1_26 = 4; [L37] signed char var_1_27 = 2; [L38] signed char var_1_28 = -16; [L39] signed char var_1_29 = 0; [L40] unsigned char var_1_30 = 0; [L41] unsigned char var_1_31 = 0; [L42] unsigned char var_1_32 = 0; [L43] unsigned char var_1_33 = 8; [L44] unsigned long int var_1_34 = 50; [L45] double var_1_35 = 31.1; [L46] double var_1_36 = 127.4; [L47] unsigned long int var_1_37 = 64; [L48] signed long int var_1_38 = 8; [L49] float var_1_39 = 200.6; [L50] unsigned short int var_1_40 = 2; [L51] signed char var_1_42 = -4; [L52] double var_1_43 = 2.75; [L53] double var_1_44 = 7.6; [L54] signed char var_1_45 = 32; [L55] unsigned long int var_1_46 = 32; [L56] signed long int var_1_47 = -256; [L57] unsigned char last_1_var_1_9 = 1; [L58] float last_1_var_1_24 = 128.5; VAL [isInitial=0, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=-200, var_1_8=5, var_1_9=1] [L182] isInitial = 1 [L183] FCALL initially() [L185] CALL updateLastVariables() [L174] last_1_var_1_9 = var_1_9 [L175] last_1_var_1_24 = var_1_24 VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=-200, var_1_8=5, var_1_9=1] [L185] RET updateLastVariables() [L186] CALL updateVariables() [L132] var_1_4 = __VERIFIER_nondet_short() [L133] CALL assume_abort_if_not(var_1_4 >= -32768) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=5, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=5, var_1_9=1] [L133] RET assume_abort_if_not(var_1_4 >= -32768) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=5, var_1_9=1] [L134] CALL assume_abort_if_not(var_1_4 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=5, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=5, var_1_9=1] [L134] RET assume_abort_if_not(var_1_4 <= 32767) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=5, var_1_9=1] [L135] CALL assume_abort_if_not(var_1_4 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=5, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=5, var_1_9=1] [L135] RET assume_abort_if_not(var_1_4 != 0) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=5, var_1_9=1] [L136] var_1_8 = __VERIFIER_nondet_ushort() [L137] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_9=1] [L137] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_9=1] [L138] CALL assume_abort_if_not(var_1_8 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=1] [L138] RET assume_abort_if_not(var_1_8 <= 32767) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=1] [L139] var_1_10 = __VERIFIER_nondet_uchar() [L140] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_11=0, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_11=0, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=1] [L140] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_11=0, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=1] [L141] CALL assume_abort_if_not(var_1_10 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=-255, var_1_11=0, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=-255, var_1_11=0, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=1] [L141] RET assume_abort_if_not(var_1_10 <= 1) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=-255, var_1_11=0, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=1] [L142] var_1_11 = __VERIFIER_nondet_uchar() [L143] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=-255, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=-255, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=1] [L143] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=-255, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=1] [L144] CALL assume_abort_if_not(var_1_11 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=-255, var_1_11=0, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=-255, var_1_11=0, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=1] [L144] RET assume_abort_if_not(var_1_11 <= 0) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=-255, var_1_11=0, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=1] [L145] var_1_15 = __VERIFIER_nondet_uchar() [L146] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=-255, var_1_11=0, var_1_12=16, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=-255, var_1_11=0, var_1_12=16, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=1] [L146] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=-255, var_1_11=0, var_1_12=16, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=1] [L147] CALL assume_abort_if_not(var_1_15 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=-255, var_1_11=0, var_1_12=16, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=-255, var_1_11=0, var_1_12=16, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=1] [L147] RET assume_abort_if_not(var_1_15 <= 254) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=-255, var_1_11=0, var_1_12=16, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=1] [L148] var_1_20 = __VERIFIER_nondet_float() [L149] CALL assume_abort_if_not((var_1_20 >= -922337.2036854765600e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 9223372.036854765600e+12F && var_1_20 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=-255, var_1_11=0, var_1_12=16, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=-255, var_1_11=0, var_1_12=16, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=1] [L149] RET assume_abort_if_not((var_1_20 >= -922337.2036854765600e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 9223372.036854765600e+12F && var_1_20 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=-255, var_1_11=0, var_1_12=16, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=1] [L150] var_1_28 = __VERIFIER_nondet_char() [L151] CALL assume_abort_if_not(var_1_28 >= -126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=-255, var_1_11=0, var_1_12=16, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=124, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=-255, var_1_11=0, var_1_12=16, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=124, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=1] [L151] RET assume_abort_if_not(var_1_28 >= -126) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=-255, var_1_11=0, var_1_12=16, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=124, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=1] [L152] CALL assume_abort_if_not(var_1_28 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=-255, var_1_11=0, var_1_12=16, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=124, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=-255, var_1_11=0, var_1_12=16, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=124, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=1] [L152] RET assume_abort_if_not(var_1_28 <= 126) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=-255, var_1_11=0, var_1_12=16, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=124, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=1] [L153] var_1_29 = __VERIFIER_nondet_char() [L154] CALL assume_abort_if_not(var_1_29 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=-255, var_1_11=0, var_1_12=16, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=124, var_1_29=126, var_1_30=0, var_1_31=0, var_1_32=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=-255, var_1_11=0, var_1_12=16, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=124, var_1_29=126, var_1_30=0, var_1_31=0, var_1_32=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=1] [L154] RET assume_abort_if_not(var_1_29 >= 0) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=-255, var_1_11=0, var_1_12=16, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=124, var_1_29=126, var_1_30=0, var_1_31=0, var_1_32=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=1] [L155] CALL assume_abort_if_not(var_1_29 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=-255, var_1_11=0, var_1_12=16, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=124, var_1_29=126, var_1_30=0, var_1_31=0, var_1_32=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=-255, var_1_11=0, var_1_12=16, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=124, var_1_29=126, var_1_30=0, var_1_31=0, var_1_32=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=1] [L155] RET assume_abort_if_not(var_1_29 <= 126) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=-255, var_1_11=0, var_1_12=16, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=124, var_1_29=126, var_1_30=0, var_1_31=0, var_1_32=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=1] [L156] var_1_31 = __VERIFIER_nondet_uchar() [L157] CALL assume_abort_if_not(var_1_31 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=-255, var_1_11=0, var_1_12=16, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=124, var_1_29=126, var_1_30=0, var_1_32=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=-255, var_1_11=0, var_1_12=16, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=124, var_1_29=126, var_1_30=0, var_1_32=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=1] [L157] RET assume_abort_if_not(var_1_31 >= 0) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=-255, var_1_11=0, var_1_12=16, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=124, var_1_29=126, var_1_30=0, var_1_32=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=1] [L158] CALL assume_abort_if_not(var_1_31 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=-255, var_1_11=0, var_1_12=16, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=124, var_1_29=126, var_1_30=0, var_1_31=1, var_1_32=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=-255, var_1_11=0, var_1_12=16, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=124, var_1_29=126, var_1_30=0, var_1_31=1, var_1_32=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=1] [L158] RET assume_abort_if_not(var_1_31 <= 1) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=-255, var_1_11=0, var_1_12=16, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=124, var_1_29=126, var_1_30=0, var_1_31=1, var_1_32=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=1] [L159] var_1_32 = __VERIFIER_nondet_uchar() [L160] CALL assume_abort_if_not(var_1_32 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=-255, var_1_11=0, var_1_12=16, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=124, var_1_29=126, var_1_30=0, var_1_31=1, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=-255, var_1_11=0, var_1_12=16, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=124, var_1_29=126, var_1_30=0, var_1_31=1, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=1] [L160] RET assume_abort_if_not(var_1_32 >= 0) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=-255, var_1_11=0, var_1_12=16, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=124, var_1_29=126, var_1_30=0, var_1_31=1, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=1] [L161] CALL assume_abort_if_not(var_1_32 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=-255, var_1_11=0, var_1_12=16, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=124, var_1_29=126, var_1_30=0, var_1_31=1, var_1_32=-255, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=-255, var_1_11=0, var_1_12=16, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=124, var_1_29=126, var_1_30=0, var_1_31=1, var_1_32=-255, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=1] [L161] RET assume_abort_if_not(var_1_32 <= 1) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=-255, var_1_11=0, var_1_12=16, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=124, var_1_29=126, var_1_30=0, var_1_31=1, var_1_32=-255, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=1] [L162] var_1_33 = __VERIFIER_nondet_uchar() [L163] CALL assume_abort_if_not(var_1_33 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=-255, var_1_11=0, var_1_12=16, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=124, var_1_29=126, var_1_30=0, var_1_31=1, var_1_32=-255, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=-255, var_1_11=0, var_1_12=16, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=124, var_1_29=126, var_1_30=0, var_1_31=1, var_1_32=-255, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=1] [L163] RET assume_abort_if_not(var_1_33 >= 0) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=-255, var_1_11=0, var_1_12=16, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=124, var_1_29=126, var_1_30=0, var_1_31=1, var_1_32=-255, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=1] [L164] CALL assume_abort_if_not(var_1_33 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=-255, var_1_11=0, var_1_12=16, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=124, var_1_29=126, var_1_30=0, var_1_31=1, var_1_32=-255, var_1_33=126, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=-255, var_1_11=0, var_1_12=16, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=124, var_1_29=126, var_1_30=0, var_1_31=1, var_1_32=-255, var_1_33=126, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=1] [L164] RET assume_abort_if_not(var_1_33 <= 254) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=-255, var_1_11=0, var_1_12=16, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=124, var_1_29=126, var_1_30=0, var_1_31=1, var_1_32=-255, var_1_33=126, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=1] [L165] var_1_36 = __VERIFIER_nondet_double() [L166] CALL assume_abort_if_not((var_1_36 >= -922337.2036854765600e+13F && var_1_36 <= -1.0e-20F) || (var_1_36 <= 9223372.036854765600e+12F && var_1_36 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=-255, var_1_11=0, var_1_12=16, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=124, var_1_29=126, var_1_30=0, var_1_31=1, var_1_32=-255, var_1_33=126, var_1_34=50, var_1_35=311/10, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=-255, var_1_11=0, var_1_12=16, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=124, var_1_29=126, var_1_30=0, var_1_31=1, var_1_32=-255, var_1_33=126, var_1_34=50, var_1_35=311/10, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=1] [L166] RET assume_abort_if_not((var_1_36 >= -922337.2036854765600e+13F && var_1_36 <= -1.0e-20F) || (var_1_36 <= 9223372.036854765600e+12F && var_1_36 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=-255, var_1_11=0, var_1_12=16, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=124, var_1_29=126, var_1_30=0, var_1_31=1, var_1_32=-255, var_1_33=126, var_1_34=50, var_1_35=311/10, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=1] [L167] var_1_39 = __VERIFIER_nondet_float() [L168] CALL assume_abort_if_not((var_1_39 >= -922337.2036854776000e+13F && var_1_39 <= -1.0e-20F) || (var_1_39 <= 9223372.036854776000e+12F && var_1_39 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=-255, var_1_11=0, var_1_12=16, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=124, var_1_29=126, var_1_30=0, var_1_31=1, var_1_32=-255, var_1_33=126, var_1_34=50, var_1_35=311/10, var_1_37=64, var_1_38=8, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=-255, var_1_11=0, var_1_12=16, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=124, var_1_29=126, var_1_30=0, var_1_31=1, var_1_32=-255, var_1_33=126, var_1_34=50, var_1_35=311/10, var_1_37=64, var_1_38=8, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=1] [L168] RET assume_abort_if_not((var_1_39 >= -922337.2036854776000e+13F && var_1_39 <= -1.0e-20F) || (var_1_39 <= 9223372.036854776000e+12F && var_1_39 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=-255, var_1_11=0, var_1_12=16, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=124, var_1_29=126, var_1_30=0, var_1_31=1, var_1_32=-255, var_1_33=126, var_1_34=50, var_1_35=311/10, var_1_37=64, var_1_38=8, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=1] [L169] CALL assume_abort_if_not(var_1_39 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=-255, var_1_11=0, var_1_12=16, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=124, var_1_29=126, var_1_30=0, var_1_31=1, var_1_32=-255, var_1_33=126, var_1_34=50, var_1_35=311/10, var_1_37=64, var_1_38=8, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=-255, var_1_11=0, var_1_12=16, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=124, var_1_29=126, var_1_30=0, var_1_31=1, var_1_32=-255, var_1_33=126, var_1_34=50, var_1_35=311/10, var_1_37=64, var_1_38=8, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=1] [L169] RET assume_abort_if_not(var_1_39 != 0.0F) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=-255, var_1_11=0, var_1_12=16, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=124, var_1_29=126, var_1_30=0, var_1_31=1, var_1_32=-255, var_1_33=126, var_1_34=50, var_1_35=311/10, var_1_37=64, var_1_38=8, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=1] [L170] var_1_44 = __VERIFIER_nondet_double() [L171] CALL assume_abort_if_not((var_1_44 >= -922337.2036854765600e+13F && var_1_44 <= -1.0e-20F) || (var_1_44 <= 9223372.036854765600e+12F && var_1_44 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=-255, var_1_11=0, var_1_12=16, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=124, var_1_29=126, var_1_30=0, var_1_31=1, var_1_32=-255, var_1_33=126, var_1_34=50, var_1_35=311/10, var_1_37=64, var_1_38=8, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=-255, var_1_11=0, var_1_12=16, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=124, var_1_29=126, var_1_30=0, var_1_31=1, var_1_32=-255, var_1_33=126, var_1_34=50, var_1_35=311/10, var_1_37=64, var_1_38=8, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=1] [L171] RET assume_abort_if_not((var_1_44 >= -922337.2036854765600e+13F && var_1_44 <= -1.0e-20F) || (var_1_44 <= 9223372.036854765600e+12F && var_1_44 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=-255, var_1_11=0, var_1_12=16, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=124, var_1_29=126, var_1_30=0, var_1_31=1, var_1_32=-255, var_1_33=126, var_1_34=50, var_1_35=311/10, var_1_37=64, var_1_38=8, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=1] [L186] RET updateVariables() [L187] CALL step() [L62] COND FALSE !((last_1_var_1_9 && var_1_11) && (50 > var_1_8)) [L69] var_1_12 = var_1_15 VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=-255, var_1_11=0, var_1_12=0, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=124, var_1_29=126, var_1_30=0, var_1_31=1, var_1_32=-255, var_1_33=126, var_1_34=50, var_1_35=311/10, var_1_37=64, var_1_38=8, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=1] [L71] COND TRUE var_1_32 || var_1_31 [L72] var_1_42 = 1 VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=-255, var_1_11=0, var_1_12=0, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=124, var_1_29=126, var_1_30=0, var_1_31=1, var_1_32=-255, var_1_33=126, var_1_34=50, var_1_35=311/10, var_1_37=64, var_1_38=8, var_1_40=2, var_1_42=1, var_1_43=11/4, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=1] [L74] unsigned char stepLocal_1 = var_1_10; VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, stepLocal_1=-255, var_1_10=-255, var_1_11=0, var_1_12=0, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=124, var_1_29=126, var_1_30=0, var_1_31=1, var_1_32=-255, var_1_33=126, var_1_34=50, var_1_35=311/10, var_1_37=64, var_1_38=8, var_1_40=2, var_1_42=1, var_1_43=11/4, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=1] [L75] COND TRUE (var_1_12 != var_1_4) || stepLocal_1 [L76] var_1_9 = var_1_11 VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=-255, var_1_11=0, var_1_12=0, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=124, var_1_29=126, var_1_30=0, var_1_31=1, var_1_32=-255, var_1_33=126, var_1_34=50, var_1_35=311/10, var_1_37=64, var_1_38=8, var_1_40=2, var_1_42=1, var_1_43=11/4, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=0] [L78] COND TRUE var_1_31 && var_1_32 [L79] var_1_30 = (((((((var_1_29) > (var_1_33)) ? (var_1_29) : (var_1_33))) < 0 ) ? -((((var_1_29) > (var_1_33)) ? (var_1_29) : (var_1_33))) : ((((var_1_29) > (var_1_33)) ? (var_1_29) : (var_1_33))))) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=-255, var_1_11=0, var_1_12=0, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=124, var_1_29=126, var_1_30=126, var_1_31=1, var_1_32=-255, var_1_33=126, var_1_34=50, var_1_35=311/10, var_1_37=64, var_1_38=8, var_1_40=2, var_1_42=1, var_1_43=11/4, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=0] [L81] var_1_35 = var_1_36 [L82] var_1_26 = var_1_12 VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=-255, var_1_11=0, var_1_12=0, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=0, var_1_27=2, var_1_28=124, var_1_29=126, var_1_30=126, var_1_31=1, var_1_32=-255, var_1_33=126, var_1_34=50, var_1_35=2, var_1_36=2, var_1_37=64, var_1_38=8, var_1_40=2, var_1_42=1, var_1_43=11/4, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=0] [L83] COND TRUE (var_1_31 && var_1_32) && (var_1_30 > var_1_34) [L84] var_1_37 = var_1_30 VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=-255, var_1_11=0, var_1_12=0, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=0, var_1_27=2, var_1_28=124, var_1_29=126, var_1_30=126, var_1_31=1, var_1_32=-255, var_1_33=126, var_1_34=50, var_1_35=2, var_1_36=2, var_1_37=126, var_1_38=8, var_1_40=2, var_1_42=1, var_1_43=11/4, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=0] [L86] EXPR var_1_42 | var_1_38 VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=-255, var_1_11=0, var_1_12=0, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=0, var_1_27=2, var_1_28=124, var_1_29=126, var_1_30=126, var_1_31=1, var_1_32=-255, var_1_33=126, var_1_34=50, var_1_35=2, var_1_36=2, var_1_37=126, var_1_38=8, var_1_40=2, var_1_42=1, var_1_43=11/4, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=0] [L86] COND TRUE var_1_28 > (var_1_42 | var_1_38) [L87] var_1_43 = ((((var_1_36) > ((((((((var_1_44) < 0 ) ? -(var_1_44) : (var_1_44))) < 0 ) ? -((((var_1_44) < 0 ) ? -(var_1_44) : (var_1_44))) : ((((var_1_44) < 0 ) ? -(var_1_44) : (var_1_44))))))) ? (var_1_36) : ((((((((var_1_44) < 0 ) ? -(var_1_44) : (var_1_44))) < 0 ) ? -((((var_1_44) < 0 ) ? -(var_1_44) : (var_1_44))) : ((((var_1_44) < 0 ) ? -(var_1_44) : (var_1_44)))))))) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=-255, var_1_11=0, var_1_12=0, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=0, var_1_27=2, var_1_28=124, var_1_29=126, var_1_30=126, var_1_31=1, var_1_32=-255, var_1_33=126, var_1_34=50, var_1_35=2, var_1_36=2, var_1_37=126, var_1_38=8, var_1_40=2, var_1_42=1, var_1_43=2, var_1_44=0, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=0] [L89] COND FALSE !((var_1_9 && var_1_11) && var_1_9) [L92] var_1_21 = ((23370 - var_1_15) + var_1_12) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=-255, var_1_11=0, var_1_12=0, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=23370, var_1_24=257/2, var_1_26=0, var_1_27=2, var_1_28=124, var_1_29=126, var_1_30=126, var_1_31=1, var_1_32=-255, var_1_33=126, var_1_34=50, var_1_35=2, var_1_36=2, var_1_37=126, var_1_38=8, var_1_40=2, var_1_42=1, var_1_43=2, var_1_44=0, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=0] [L94] var_1_27 = (((((var_1_28) < 0 ) ? -(var_1_28) : (var_1_28))) - var_1_29) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=-255, var_1_11=0, var_1_12=0, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=23370, var_1_24=257/2, var_1_26=0, var_1_27=-2, var_1_28=124, var_1_29=126, var_1_30=126, var_1_31=1, var_1_32=-255, var_1_33=126, var_1_34=50, var_1_35=2, var_1_36=2, var_1_37=126, var_1_38=8, var_1_40=2, var_1_42=1, var_1_43=2, var_1_44=0, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=0] [L95] COND FALSE !((((((var_1_36 / var_1_39)) > (var_1_35)) ? ((var_1_36 / var_1_39)) : (var_1_35))) > 100.3) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=-255, var_1_11=0, var_1_12=0, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=23370, var_1_24=257/2, var_1_26=0, var_1_27=-2, var_1_28=124, var_1_29=126, var_1_30=126, var_1_31=1, var_1_32=-255, var_1_33=126, var_1_34=50, var_1_35=2, var_1_36=2, var_1_37=126, var_1_38=8, var_1_40=2, var_1_42=1, var_1_43=2, var_1_44=0, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=0] [L100] signed long int stepLocal_2 = -4; VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, stepLocal_2=-4, var_1_10=-255, var_1_11=0, var_1_12=0, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=23370, var_1_24=257/2, var_1_26=0, var_1_27=-2, var_1_28=124, var_1_29=126, var_1_30=126, var_1_31=1, var_1_32=-255, var_1_33=126, var_1_34=50, var_1_35=2, var_1_36=2, var_1_37=126, var_1_38=8, var_1_40=2, var_1_42=1, var_1_43=2, var_1_44=0, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=0] [L101] COND FALSE !(! (-4 < var_1_12)) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, stepLocal_2=-4, var_1_10=-255, var_1_11=0, var_1_12=0, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=23370, var_1_24=257/2, var_1_26=0, var_1_27=-2, var_1_28=124, var_1_29=126, var_1_30=126, var_1_31=1, var_1_32=-255, var_1_33=126, var_1_34=50, var_1_35=2, var_1_36=2, var_1_37=126, var_1_38=8, var_1_40=2, var_1_42=1, var_1_43=2, var_1_44=0, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=0] [L104] COND FALSE !(stepLocal_2 > var_1_21) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=-255, var_1_11=0, var_1_12=0, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=23370, var_1_24=257/2, var_1_26=0, var_1_27=-2, var_1_28=124, var_1_29=126, var_1_30=126, var_1_31=1, var_1_32=-255, var_1_33=126, var_1_34=50, var_1_35=2, var_1_36=2, var_1_37=126, var_1_38=8, var_1_40=2, var_1_42=1, var_1_43=2, var_1_44=0, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=0] [L108] var_1_16 = (((((((((256) > (var_1_12)) ? (256) : (var_1_12))) + var_1_12)) < (var_1_15)) ? ((((((256) > (var_1_12)) ? (256) : (var_1_12))) + var_1_12)) : (var_1_15))) [L109] var_1_46 = var_1_33 [L110] var_1_25 = var_1_20 VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=-255, var_1_11=0, var_1_12=0, var_1_15=0, var_1_16=0, var_1_17=127/5, var_1_1=128, var_1_20=3, var_1_21=23370, var_1_24=257/2, var_1_25=3, var_1_26=0, var_1_27=-2, var_1_28=124, var_1_29=126, var_1_30=126, var_1_31=1, var_1_32=-255, var_1_33=126, var_1_34=50, var_1_35=2, var_1_36=2, var_1_37=126, var_1_38=8, var_1_40=2, var_1_42=1, var_1_43=2, var_1_44=0, var_1_45=32, var_1_46=126, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=0] [L111] COND FALSE !(var_1_28 > var_1_30) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=-255, var_1_11=0, var_1_12=0, var_1_15=0, var_1_16=0, var_1_17=127/5, var_1_1=128, var_1_20=3, var_1_21=23370, var_1_24=257/2, var_1_25=3, var_1_26=0, var_1_27=-2, var_1_28=124, var_1_29=126, var_1_30=126, var_1_31=1, var_1_32=-255, var_1_33=126, var_1_34=50, var_1_35=2, var_1_36=2, var_1_37=126, var_1_38=8, var_1_40=2, var_1_42=1, var_1_43=2, var_1_44=0, var_1_45=32, var_1_46=126, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=0] [L116] unsigned short int stepLocal_0 = var_1_16; VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, stepLocal_0=0, var_1_10=-255, var_1_11=0, var_1_12=0, var_1_15=0, var_1_16=0, var_1_17=127/5, var_1_1=128, var_1_20=3, var_1_21=23370, var_1_24=257/2, var_1_25=3, var_1_26=0, var_1_27=-2, var_1_28=124, var_1_29=126, var_1_30=126, var_1_31=1, var_1_32=-255, var_1_33=126, var_1_34=50, var_1_35=2, var_1_36=2, var_1_37=126, var_1_38=8, var_1_40=2, var_1_42=1, var_1_43=2, var_1_44=0, var_1_45=32, var_1_46=126, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=0] [L117] COND TRUE ((var_1_16 * var_1_16) / var_1_4) <= stepLocal_0 [L118] var_1_1 = var_1_12 VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=-255, var_1_11=0, var_1_12=0, var_1_15=0, var_1_16=0, var_1_17=127/5, var_1_1=0, var_1_20=3, var_1_21=23370, var_1_24=257/2, var_1_25=3, var_1_26=0, var_1_27=-2, var_1_28=124, var_1_29=126, var_1_30=126, var_1_31=1, var_1_32=-255, var_1_33=126, var_1_34=50, var_1_35=2, var_1_36=2, var_1_37=126, var_1_38=8, var_1_40=2, var_1_42=1, var_1_43=2, var_1_44=0, var_1_45=32, var_1_46=126, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=0] [L122] COND TRUE var_1_27 > ((var_1_29 >> 1) + var_1_37) [L123] var_1_40 = (((((var_1_33) < 0 ) ? -(var_1_33) : (var_1_33))) + ((((var_1_29) < 0 ) ? -(var_1_29) : (var_1_29)))) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=-255, var_1_11=0, var_1_12=0, var_1_15=0, var_1_16=0, var_1_17=127/5, var_1_1=0, var_1_20=3, var_1_21=23370, var_1_24=257/2, var_1_25=3, var_1_26=0, var_1_27=-2, var_1_28=124, var_1_29=126, var_1_30=126, var_1_31=1, var_1_32=-255, var_1_33=126, var_1_34=50, var_1_35=2, var_1_36=2, var_1_37=126, var_1_38=8, var_1_40=252, var_1_42=1, var_1_43=2, var_1_44=0, var_1_45=32, var_1_46=126, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=0] [L125] var_1_47 = var_1_30 VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=-255, var_1_11=0, var_1_12=0, var_1_15=0, var_1_16=0, var_1_17=127/5, var_1_1=0, var_1_20=3, var_1_21=23370, var_1_24=257/2, var_1_25=3, var_1_26=0, var_1_27=-2, var_1_28=124, var_1_29=126, var_1_30=126, var_1_31=1, var_1_32=-255, var_1_33=126, var_1_34=50, var_1_35=2, var_1_36=2, var_1_37=126, var_1_38=8, var_1_40=252, var_1_42=1, var_1_43=2, var_1_44=0, var_1_45=32, var_1_46=126, var_1_47=126, var_1_4=1, var_1_8=0, var_1_9=0] [L126] COND FALSE !((var_1_16 - ((((var_1_1) < 0 ) ? -(var_1_1) : (var_1_1)))) < (var_1_12 - var_1_16)) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=-255, var_1_11=0, var_1_12=0, var_1_15=0, var_1_16=0, var_1_17=127/5, var_1_1=0, var_1_20=3, var_1_21=23370, var_1_24=257/2, var_1_25=3, var_1_26=0, var_1_27=-2, var_1_28=124, var_1_29=126, var_1_30=126, var_1_31=1, var_1_32=-255, var_1_33=126, var_1_34=50, var_1_35=2, var_1_36=2, var_1_37=126, var_1_38=8, var_1_40=252, var_1_42=1, var_1_43=2, var_1_44=0, var_1_45=32, var_1_46=126, var_1_47=126, var_1_4=1, var_1_8=0, var_1_9=0] [L129] var_1_45 = var_1_28 VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=-255, var_1_11=0, var_1_12=0, var_1_15=0, var_1_16=0, var_1_17=127/5, var_1_1=0, var_1_20=3, var_1_21=23370, var_1_24=257/2, var_1_25=3, var_1_26=0, var_1_27=-2, var_1_28=124, var_1_29=126, var_1_30=126, var_1_31=1, var_1_32=-255, var_1_33=126, var_1_34=50, var_1_35=2, var_1_36=2, var_1_37=126, var_1_38=8, var_1_40=252, var_1_42=1, var_1_43=2, var_1_44=0, var_1_45=124, var_1_46=126, var_1_47=126, var_1_4=1, var_1_8=0, var_1_9=0] [L187] RET step() [L188] CALL, EXPR property() [L178-L179] return (((((((((((var_1_16 * var_1_16) / var_1_4) <= var_1_16) ? (var_1_1 == ((unsigned short int) var_1_12)) : (var_1_1 == ((unsigned short int) (var_1_12 + var_1_12)))) && (((var_1_12 != var_1_4) || var_1_10) ? (var_1_9 == ((unsigned char) var_1_11)) : 1)) && (((last_1_var_1_9 && var_1_11) && (50 > var_1_8)) ? (((- last_1_var_1_24) < last_1_var_1_24) ? (last_1_var_1_9 ? (var_1_12 == ((unsigned char) 5)) : 1) : 1) : (var_1_12 == ((unsigned char) var_1_15)))) && (var_1_16 == ((unsigned short int) (((((((((256) > (var_1_12)) ? (256) : (var_1_12))) + var_1_12)) < (var_1_15)) ? ((((((256) > (var_1_12)) ? (256) : (var_1_12))) + var_1_12)) : (var_1_15)))))) && (((var_1_16 - ((((var_1_1) < 0 ) ? -(var_1_1) : (var_1_1)))) < (var_1_12 - var_1_16)) ? (var_1_17 == ((float) var_1_20)) : 1)) && (((var_1_9 && var_1_11) && var_1_9) ? (var_1_21 == ((unsigned short int) (var_1_26 + (var_1_15 + ((((var_1_12) > (var_1_12)) ? (var_1_12) : (var_1_12))))))) : (var_1_21 == ((unsigned short int) ((23370 - var_1_15) + var_1_12))))) && ((! (-4 < var_1_12)) ? (var_1_24 == ((float) var_1_20)) : ((-4 > var_1_21) ? (var_1_24 == ((float) 10.6f)) : 1))) && (var_1_25 == ((double) var_1_20))) && (var_1_26 == ((signed long int) var_1_12)) ; VAL [\result=0, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=-255, var_1_11=0, var_1_12=0, var_1_15=0, var_1_16=0, var_1_17=127/5, var_1_1=0, var_1_20=3, var_1_21=23370, var_1_24=257/2, var_1_25=3, var_1_26=0, var_1_27=-2, var_1_28=124, var_1_29=126, var_1_30=126, var_1_31=1, var_1_32=-255, var_1_33=126, var_1_34=50, var_1_35=2, var_1_36=2, var_1_37=126, var_1_38=8, var_1_40=252, var_1_42=1, var_1_43=2, var_1_44=0, var_1_45=124, var_1_46=126, var_1_47=126, var_1_4=1, var_1_8=0, var_1_9=0] [L188] RET, EXPR property() [L188] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=-255, var_1_11=0, var_1_12=0, var_1_15=0, var_1_16=0, var_1_17=127/5, var_1_1=0, var_1_20=3, var_1_21=23370, var_1_24=257/2, var_1_25=3, var_1_26=0, var_1_27=-2, var_1_28=124, var_1_29=126, var_1_30=126, var_1_31=1, var_1_32=-255, var_1_33=126, var_1_34=50, var_1_35=2, var_1_36=2, var_1_37=126, var_1_38=8, var_1_40=252, var_1_42=1, var_1_43=2, var_1_44=0, var_1_45=124, var_1_46=126, var_1_47=126, var_1_4=1, var_1_8=0, var_1_9=0] [L19] reach_error() VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=-255, var_1_11=0, var_1_12=0, var_1_15=0, var_1_16=0, var_1_17=127/5, var_1_1=0, var_1_20=3, var_1_21=23370, var_1_24=257/2, var_1_25=3, var_1_26=0, var_1_27=-2, var_1_28=124, var_1_29=126, var_1_30=126, var_1_31=1, var_1_32=-255, var_1_33=126, var_1_34=50, var_1_35=2, var_1_36=2, var_1_37=126, var_1_38=8, var_1_40=252, var_1_42=1, var_1_43=2, var_1_44=0, var_1_45=124, var_1_46=126, var_1_47=126, var_1_4=1, var_1_8=0, var_1_9=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 88 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 6.9s, OverallIterations: 8, TraceHistogramMax: 26, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 474 SdHoareTripleChecker+Valid, 0.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 467 mSDsluCounter, 2026 SdHoareTripleChecker+Invalid, 0.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1006 mSDsCounter, 49 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 324 IncrementalHoareTripleChecker+Invalid, 373 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 49 mSolverCounterUnsat, 1020 mSDtfsCounter, 324 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 919 GetRequests, 892 SyntacticMatches, 1 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=615occurred in iteration=6, InterpolantAutomatonStates: 29, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 7 MinimizatonAttempts, 180 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 2.9s InterpolantComputationTime, 2296 NumberOfCodeBlocks, 2296 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 2106 ConstructedInterpolants, 0 QuantifiedInterpolants, 4415 SizeOfPredicates, 1 NumberOfNonLiveVariables, 1724 ConjunctsInSsa, 13 ConjunctsInUnsatCore, 12 InterpolantComputations, 6 PerfectInterpolantSequences, 15265/15600 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 13:50:16,255 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af7ba089-3ea7-4837-9098-2ab4d8c6d21a/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af7ba089-3ea7-4837-9098-2ab4d8c6d21a/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af7ba089-3ea7-4837-9098-2ab4d8c6d21a/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_af7ba089-3ea7-4837-9098-2ab4d8c6d21a/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af7ba089-3ea7-4837-9098-2ab4d8c6d21a/bin/uautomizer-verify-84ZbGMXZE1/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-cn_file-40.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af7ba089-3ea7-4837-9098-2ab4d8c6d21a/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_af7ba089-3ea7-4837-9098-2ab4d8c6d21a/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 c582d19db83cd7211158e81ede71093cb65293c4fbd970a89ad34dd4e53252c2 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-02 13:50:18,255 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-02 13:50:18,341 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af7ba089-3ea7-4837-9098-2ab4d8c6d21a/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-12-02 13:50:18,347 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-02 13:50:18,347 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-12-02 13:50:18,369 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-02 13:50:18,369 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-12-02 13:50:18,370 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-12-02 13:50:18,370 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-12-02 13:50:18,370 INFO L153 SettingsManager]: * Use memory slicer=true [2024-12-02 13:50:18,370 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-02 13:50:18,370 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-12-02 13:50:18,371 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-02 13:50:18,371 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-02 13:50:18,371 INFO L153 SettingsManager]: * Use SBE=true [2024-12-02 13:50:18,371 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-02 13:50:18,371 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-02 13:50:18,371 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-02 13:50:18,371 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-02 13:50:18,371 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-02 13:50:18,371 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-02 13:50:18,371 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-02 13:50:18,371 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-02 13:50:18,372 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-02 13:50:18,372 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-02 13:50:18,372 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-02 13:50:18,372 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-02 13:50:18,372 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-02 13:50:18,372 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-02 13:50:18,372 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-02 13:50:18,372 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-12-02 13:50:18,372 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 13:50:18,372 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 13:50:18,372 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 13:50:18,373 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 13:50:18,373 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-02 13:50:18,373 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 13:50:18,373 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 13:50:18,373 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 13:50:18,373 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 13:50:18,373 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-02 13:50:18,373 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-02 13:50:18,373 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-12-02 13:50:18,373 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-02 13:50:18,373 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-12-02 13:50:18,373 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-02 13:50:18,374 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-12-02 13:50:18,374 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-12-02 13:50:18,374 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-12-02 13:50:18,374 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-12-02 13:50:18,374 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_af7ba089-3ea7-4837-9098-2ab4d8c6d21a/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 -> c582d19db83cd7211158e81ede71093cb65293c4fbd970a89ad34dd4e53252c2 [2024-12-02 13:50:18,607 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-02 13:50:18,616 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-02 13:50:18,618 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-02 13:50:18,619 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-02 13:50:18,620 INFO L274 PluginConnector]: CDTParser initialized [2024-12-02 13:50:18,621 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af7ba089-3ea7-4837-9098-2ab4d8c6d21a/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-cn_file-40.i [2024-12-02 13:50:21,309 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af7ba089-3ea7-4837-9098-2ab4d8c6d21a/bin/uautomizer-verify-84ZbGMXZE1/data/1f56afc0f/76c15a4458f64b128a8c9da94becc0f8/FLAGe65e2a049 [2024-12-02 13:50:21,490 INFO L384 CDTParser]: Found 1 translation units. [2024-12-02 13:50:21,490 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af7ba089-3ea7-4837-9098-2ab4d8c6d21a/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-cn_file-40.i [2024-12-02 13:50:21,499 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af7ba089-3ea7-4837-9098-2ab4d8c6d21a/bin/uautomizer-verify-84ZbGMXZE1/data/1f56afc0f/76c15a4458f64b128a8c9da94becc0f8/FLAGe65e2a049 [2024-12-02 13:50:21,514 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af7ba089-3ea7-4837-9098-2ab4d8c6d21a/bin/uautomizer-verify-84ZbGMXZE1/data/1f56afc0f/76c15a4458f64b128a8c9da94becc0f8 [2024-12-02 13:50:21,516 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-02 13:50:21,517 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-02 13:50:21,519 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-02 13:50:21,519 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-02 13:50:21,523 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-02 13:50:21,524 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:50:21" (1/1) ... [2024-12-02 13:50:21,525 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@570ca123 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:50:21, skipping insertion in model container [2024-12-02 13:50:21,525 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:50:21" (1/1) ... [2024-12-02 13:50:21,544 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-02 13:50:21,678 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_af7ba089-3ea7-4837-9098-2ab4d8c6d21a/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-cn_file-40.i[919,932] [2024-12-02 13:50:21,740 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 13:50:21,754 INFO L200 MainTranslator]: Completed pre-run [2024-12-02 13:50:21,765 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_af7ba089-3ea7-4837-9098-2ab4d8c6d21a/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-cn_file-40.i[919,932] [2024-12-02 13:50:21,796 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 13:50:21,813 INFO L204 MainTranslator]: Completed translation [2024-12-02 13:50:21,813 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:50:21 WrapperNode [2024-12-02 13:50:21,814 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-02 13:50:21,815 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-02 13:50:21,815 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-02 13:50:21,815 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-02 13:50:21,821 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:50:21" (1/1) ... [2024-12-02 13:50:21,833 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:50:21" (1/1) ... [2024-12-02 13:50:21,858 INFO L138 Inliner]: procedures = 27, calls = 39, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 186 [2024-12-02 13:50:21,858 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-02 13:50:21,859 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-02 13:50:21,859 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-02 13:50:21,859 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-02 13:50:21,868 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:50:21" (1/1) ... [2024-12-02 13:50:21,868 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:50:21" (1/1) ... [2024-12-02 13:50:21,872 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:50:21" (1/1) ... [2024-12-02 13:50:21,884 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 13:50:21,884 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:50:21" (1/1) ... [2024-12-02 13:50:21,885 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:50:21" (1/1) ... [2024-12-02 13:50:21,894 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:50:21" (1/1) ... [2024-12-02 13:50:21,895 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:50:21" (1/1) ... [2024-12-02 13:50:21,898 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:50:21" (1/1) ... [2024-12-02 13:50:21,901 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:50:21" (1/1) ... [2024-12-02 13:50:21,903 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:50:21" (1/1) ... [2024-12-02 13:50:21,906 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-02 13:50:21,907 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-02 13:50:21,907 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-02 13:50:21,907 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-02 13:50:21,908 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:50:21" (1/1) ... [2024-12-02 13:50:21,913 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 13:50:21,925 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af7ba089-3ea7-4837-9098-2ab4d8c6d21a/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 13:50:21,939 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af7ba089-3ea7-4837-9098-2ab4d8c6d21a/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-12-02 13:50:21,942 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af7ba089-3ea7-4837-9098-2ab4d8c6d21a/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-12-02 13:50:21,962 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-02 13:50:21,962 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-12-02 13:50:21,962 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-02 13:50:21,962 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-02 13:50:21,962 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-02 13:50:21,963 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-02 13:50:22,031 INFO L234 CfgBuilder]: Building ICFG [2024-12-02 13:50:22,033 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-02 13:50:30,983 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live. [2024-12-02 13:50:30,983 INFO L283 CfgBuilder]: Performing block encoding [2024-12-02 13:50:30,992 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-02 13:50:30,992 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-02 13:50:30,993 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:50:30 BoogieIcfgContainer [2024-12-02 13:50:30,993 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-02 13:50:30,994 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-12-02 13:50:30,994 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-12-02 13:50:30,998 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-12-02 13:50:30,998 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 01:50:21" (1/3) ... [2024-12-02 13:50:30,999 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2686d287 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 01:50:30, skipping insertion in model container [2024-12-02 13:50:30,999 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:50:21" (2/3) ... [2024-12-02 13:50:30,999 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2686d287 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 01:50:30, skipping insertion in model container [2024-12-02 13:50:30,999 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:50:30" (3/3) ... [2024-12-02 13:50:31,000 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-cn_file-40.i [2024-12-02 13:50:31,010 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-12-02 13:50:31,012 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodestructure_filler-pr-cn_file-40.i that has 2 procedures, 85 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-12-02 13:50:31,047 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-12-02 13:50:31,054 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;@5304dd03, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-02 13:50:31,055 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-12-02 13:50:31,057 INFO L276 IsEmpty]: Start isEmpty. Operand has 85 states, 56 states have (on average 1.4107142857142858) internal successors, (79), 57 states have internal predecessors, (79), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2024-12-02 13:50:31,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2024-12-02 13:50:31,065 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 13:50:31,066 INFO L218 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 13:50:31,066 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 13:50:31,070 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 13:50:31,070 INFO L85 PathProgramCache]: Analyzing trace with hash 1889773648, now seen corresponding path program 1 times [2024-12-02 13:50:31,077 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 13:50:31,078 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [341647620] [2024-12-02 13:50:31,078 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:50:31,078 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 13:50:31,078 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af7ba089-3ea7-4837-9098-2ab4d8c6d21a/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 13:50:31,080 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af7ba089-3ea7-4837-9098-2ab4d8c6d21a/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 13:50:31,081 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af7ba089-3ea7-4837-9098-2ab4d8c6d21a/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 13:50:32,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 13:50:32,192 INFO L256 TraceCheckSpWp]: Trace formula consists of 296 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-02 13:50:32,197 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 13:50:32,238 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 554 proven. 0 refuted. 0 times theorem prover too weak. 746 trivial. 0 not checked. [2024-12-02 13:50:32,238 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 13:50:32,239 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 13:50:32,239 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [341647620] [2024-12-02 13:50:32,239 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [341647620] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 13:50:32,240 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 13:50:32,240 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-12-02 13:50:32,241 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1561443220] [2024-12-02 13:50:32,242 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 13:50:32,245 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-12-02 13:50:32,246 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 13:50:32,263 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-12-02 13:50:32,263 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-02 13:50:32,265 INFO L87 Difference]: Start difference. First operand has 85 states, 56 states have (on average 1.4107142857142858) internal successors, (79), 57 states have internal predecessors, (79), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) Second operand has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2024-12-02 13:50:32,291 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 13:50:32,292 INFO L93 Difference]: Finished difference Result 163 states and 282 transitions. [2024-12-02 13:50:32,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-02 13:50:32,294 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) Word has length 174 [2024-12-02 13:50:32,294 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 13:50:32,300 INFO L225 Difference]: With dead ends: 163 [2024-12-02 13:50:32,300 INFO L226 Difference]: Without dead ends: 81 [2024-12-02 13:50:32,304 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 173 GetRequests, 173 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 13:50:32,306 INFO L435 NwaCegarLoop]: 123 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, 123 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 13:50:32,306 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 123 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 13:50:32,316 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 81 states. [2024-12-02 13:50:32,334 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 81 to 81. [2024-12-02 13:50:32,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 81 states, 53 states have (on average 1.3396226415094339) internal successors, (71), 53 states have internal predecessors, (71), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2024-12-02 13:50:32,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 123 transitions. [2024-12-02 13:50:32,340 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 123 transitions. Word has length 174 [2024-12-02 13:50:32,341 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 13:50:32,341 INFO L471 AbstractCegarLoop]: Abstraction has 81 states and 123 transitions. [2024-12-02 13:50:32,341 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2024-12-02 13:50:32,341 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 123 transitions. [2024-12-02 13:50:32,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2024-12-02 13:50:32,344 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 13:50:32,345 INFO L218 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 13:50:32,360 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af7ba089-3ea7-4837-9098-2ab4d8c6d21a/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 13:50:32,545 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af7ba089-3ea7-4837-9098-2ab4d8c6d21a/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 13:50:32,545 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 13:50:32,546 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 13:50:32,546 INFO L85 PathProgramCache]: Analyzing trace with hash -653764188, now seen corresponding path program 1 times [2024-12-02 13:50:32,547 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 13:50:32,548 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [449146053] [2024-12-02 13:50:32,548 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:50:32,548 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 13:50:32,548 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af7ba089-3ea7-4837-9098-2ab4d8c6d21a/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 13:50:32,550 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af7ba089-3ea7-4837-9098-2ab4d8c6d21a/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 13:50:32,551 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af7ba089-3ea7-4837-9098-2ab4d8c6d21a/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 13:50:33,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 13:50:33,636 INFO L256 TraceCheckSpWp]: Trace formula consists of 298 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-02 13:50:33,642 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 13:50:35,231 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 585 proven. 51 refuted. 0 times theorem prover too weak. 664 trivial. 0 not checked. [2024-12-02 13:50:35,231 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 13:50:36,635 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 24 proven. 51 refuted. 0 times theorem prover too weak. 1225 trivial. 0 not checked. [2024-12-02 13:50:36,635 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 13:50:36,636 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [449146053] [2024-12-02 13:50:36,636 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [449146053] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-02 13:50:36,636 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-12-02 13:50:36,636 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 8 [2024-12-02 13:50:36,636 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1304643379] [2024-12-02 13:50:36,636 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-12-02 13:50:36,638 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-12-02 13:50:36,639 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 13:50:36,640 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-12-02 13:50:36,640 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2024-12-02 13:50:36,640 INFO L87 Difference]: Start difference. First operand 81 states and 123 transitions. Second operand has 8 states, 8 states have (on average 7.125) internal successors, (57), 8 states have internal predecessors, (57), 2 states have call successors, (43), 2 states have call predecessors, (43), 4 states have return successors, (44), 2 states have call predecessors, (44), 2 states have call successors, (44) [2024-12-02 13:50:39,528 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 13:50:39,528 INFO L93 Difference]: Finished difference Result 249 states and 369 transitions. [2024-12-02 13:50:39,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-12-02 13:50:39,529 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 7.125) internal successors, (57), 8 states have internal predecessors, (57), 2 states have call successors, (43), 2 states have call predecessors, (43), 4 states have return successors, (44), 2 states have call predecessors, (44), 2 states have call successors, (44) Word has length 175 [2024-12-02 13:50:39,530 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 13:50:39,531 INFO L225 Difference]: With dead ends: 249 [2024-12-02 13:50:39,532 INFO L226 Difference]: Without dead ends: 171 [2024-12-02 13:50:39,532 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 360 GetRequests, 342 SyntacticMatches, 1 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=112, Invalid=230, Unknown=0, NotChecked=0, Total=342 [2024-12-02 13:50:39,533 INFO L435 NwaCegarLoop]: 131 mSDtfsCounter, 242 mSDsluCounter, 239 mSDsCounter, 0 mSdLazyCounter, 320 mSolverCounterSat, 76 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 251 SdHoareTripleChecker+Valid, 370 SdHoareTripleChecker+Invalid, 396 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 76 IncrementalHoareTripleChecker+Valid, 320 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2024-12-02 13:50:39,533 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [251 Valid, 370 Invalid, 396 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [76 Valid, 320 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2024-12-02 13:50:39,534 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 171 states. [2024-12-02 13:50:39,544 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 171 to 83. [2024-12-02 13:50:39,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 83 states, 54 states have (on average 1.2592592592592593) internal successors, (68), 54 states have internal predecessors, (68), 26 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2024-12-02 13:50:39,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 120 transitions. [2024-12-02 13:50:39,546 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 120 transitions. Word has length 175 [2024-12-02 13:50:39,546 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 13:50:39,546 INFO L471 AbstractCegarLoop]: Abstraction has 83 states and 120 transitions. [2024-12-02 13:50:39,546 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 7.125) internal successors, (57), 8 states have internal predecessors, (57), 2 states have call successors, (43), 2 states have call predecessors, (43), 4 states have return successors, (44), 2 states have call predecessors, (44), 2 states have call successors, (44) [2024-12-02 13:50:39,546 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 120 transitions. [2024-12-02 13:50:39,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2024-12-02 13:50:39,548 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 13:50:39,548 INFO L218 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 13:50:39,562 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af7ba089-3ea7-4837-9098-2ab4d8c6d21a/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 13:50:39,748 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af7ba089-3ea7-4837-9098-2ab4d8c6d21a/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 13:50:39,749 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 13:50:39,749 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 13:50:39,749 INFO L85 PathProgramCache]: Analyzing trace with hash 1647058402, now seen corresponding path program 1 times [2024-12-02 13:50:39,750 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 13:50:39,750 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1951070868] [2024-12-02 13:50:39,750 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:50:39,750 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 13:50:39,750 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af7ba089-3ea7-4837-9098-2ab4d8c6d21a/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 13:50:39,751 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af7ba089-3ea7-4837-9098-2ab4d8c6d21a/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 13:50:39,752 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af7ba089-3ea7-4837-9098-2ab4d8c6d21a/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 13:50:40,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 13:50:40,637 INFO L256 TraceCheckSpWp]: Trace formula consists of 297 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-02 13:50:40,640 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 13:50:40,693 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2024-12-02 13:50:40,693 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 13:50:40,693 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 13:50:40,693 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1951070868] [2024-12-02 13:50:40,693 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1951070868] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 13:50:40,693 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 13:50:40,693 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 13:50:40,693 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [70341620] [2024-12-02 13:50:40,693 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 13:50:40,694 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 13:50:40,694 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 13:50:40,694 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 13:50:40,694 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 13:50:40,694 INFO L87 Difference]: Start difference. First operand 83 states and 120 transitions. Second operand has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2024-12-02 13:50:40,852 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 13:50:40,852 INFO L93 Difference]: Finished difference Result 163 states and 237 transitions. [2024-12-02 13:50:40,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 13:50:40,859 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 175 [2024-12-02 13:50:40,860 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 13:50:40,861 INFO L225 Difference]: With dead ends: 163 [2024-12-02 13:50:40,861 INFO L226 Difference]: Without dead ends: 83 [2024-12-02 13:50:40,861 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 174 GetRequests, 173 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 13:50:40,862 INFO L435 NwaCegarLoop]: 115 mSDtfsCounter, 0 mSDsluCounter, 111 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 226 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-12-02 13:50:40,862 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 226 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-12-02 13:50:40,863 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2024-12-02 13:50:40,872 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 83. [2024-12-02 13:50:40,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 83 states, 54 states have (on average 1.2407407407407407) internal successors, (67), 54 states have internal predecessors, (67), 26 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2024-12-02 13:50:40,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 119 transitions. [2024-12-02 13:50:40,874 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 119 transitions. Word has length 175 [2024-12-02 13:50:40,875 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 13:50:40,875 INFO L471 AbstractCegarLoop]: Abstraction has 83 states and 119 transitions. [2024-12-02 13:50:40,875 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2024-12-02 13:50:40,875 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 119 transitions. [2024-12-02 13:50:40,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2024-12-02 13:50:40,877 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 13:50:40,878 INFO L218 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 13:50:40,892 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af7ba089-3ea7-4837-9098-2ab4d8c6d21a/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 13:50:41,078 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af7ba089-3ea7-4837-9098-2ab4d8c6d21a/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 13:50:41,078 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 13:50:41,079 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 13:50:41,079 INFO L85 PathProgramCache]: Analyzing trace with hash 1060252388, now seen corresponding path program 1 times [2024-12-02 13:50:41,079 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 13:50:41,079 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [349872419] [2024-12-02 13:50:41,079 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:50:41,079 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 13:50:41,079 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af7ba089-3ea7-4837-9098-2ab4d8c6d21a/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 13:50:41,081 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af7ba089-3ea7-4837-9098-2ab4d8c6d21a/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 13:50:41,082 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af7ba089-3ea7-4837-9098-2ab4d8c6d21a/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 13:50:41,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 13:50:42,005 INFO L256 TraceCheckSpWp]: Trace formula consists of 296 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-02 13:50:42,008 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 13:50:42,547 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2024-12-02 13:50:42,547 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 13:50:42,547 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 13:50:42,547 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [349872419] [2024-12-02 13:50:42,548 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [349872419] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 13:50:42,548 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 13:50:42,548 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 13:50:42,548 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1106846350] [2024-12-02 13:50:42,548 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 13:50:42,548 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 13:50:42,548 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 13:50:42,549 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 13:50:42,549 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-12-02 13:50:42,549 INFO L87 Difference]: Start difference. First operand 83 states and 119 transitions. Second operand has 5 states, 5 states have (on average 9.6) internal successors, (48), 5 states have internal predecessors, (48), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2024-12-02 13:50:43,946 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 13:50:43,946 INFO L93 Difference]: Finished difference Result 283 states and 403 transitions. [2024-12-02 13:50:43,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-12-02 13:50:43,948 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.6) internal successors, (48), 5 states have internal predecessors, (48), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 175 [2024-12-02 13:50:43,948 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 13:50:43,949 INFO L225 Difference]: With dead ends: 283 [2024-12-02 13:50:43,949 INFO L226 Difference]: Without dead ends: 203 [2024-12-02 13:50:43,950 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 178 GetRequests, 173 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2024-12-02 13:50:43,950 INFO L435 NwaCegarLoop]: 176 mSDtfsCounter, 223 mSDsluCounter, 204 mSDsCounter, 0 mSdLazyCounter, 117 mSolverCounterSat, 124 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 223 SdHoareTripleChecker+Valid, 380 SdHoareTripleChecker+Invalid, 241 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 124 IncrementalHoareTripleChecker+Valid, 117 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-12-02 13:50:43,950 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [223 Valid, 380 Invalid, 241 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [124 Valid, 117 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-12-02 13:50:43,951 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 203 states. [2024-12-02 13:50:43,973 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 203 to 139. [2024-12-02 13:50:43,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 139 states, 81 states have (on average 1.1728395061728396) internal successors, (95), 82 states have internal predecessors, (95), 52 states have call successors, (52), 5 states have call predecessors, (52), 5 states have return successors, (52), 51 states have call predecessors, (52), 52 states have call successors, (52) [2024-12-02 13:50:43,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 139 states and 199 transitions. [2024-12-02 13:50:43,976 INFO L78 Accepts]: Start accepts. Automaton has 139 states and 199 transitions. Word has length 175 [2024-12-02 13:50:43,976 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 13:50:43,977 INFO L471 AbstractCegarLoop]: Abstraction has 139 states and 199 transitions. [2024-12-02 13:50:43,977 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.6) internal successors, (48), 5 states have internal predecessors, (48), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2024-12-02 13:50:43,977 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 199 transitions. [2024-12-02 13:50:43,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2024-12-02 13:50:43,979 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 13:50:43,980 INFO L218 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 13:50:44,003 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af7ba089-3ea7-4837-9098-2ab4d8c6d21a/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)] Ended with exit code 0 [2024-12-02 13:50:44,187 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af7ba089-3ea7-4837-9098-2ab4d8c6d21a/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 13:50:44,187 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 13:50:44,188 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 13:50:44,188 INFO L85 PathProgramCache]: Analyzing trace with hash 1117510690, now seen corresponding path program 1 times [2024-12-02 13:50:44,189 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 13:50:44,189 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [754624580] [2024-12-02 13:50:44,189 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:50:44,189 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 13:50:44,189 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af7ba089-3ea7-4837-9098-2ab4d8c6d21a/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 13:50:44,191 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af7ba089-3ea7-4837-9098-2ab4d8c6d21a/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 13:50:44,191 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af7ba089-3ea7-4837-9098-2ab4d8c6d21a/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 13:50:45,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 13:50:45,069 INFO L256 TraceCheckSpWp]: Trace formula consists of 295 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-12-02 13:50:45,075 INFO L279 TraceCheckSpWp]: Computing forward predicates...